Hãy chọn một từ đúng để điền vào những câu sau

1. It is necessary ...............the children to go to bed early

A. to B. for C. with D. about

2. The water was so cold that we couldn't swim.................it

A. on B. at C. from D. in

3. I think that it...................tonight

A. rains B will rain C. rained d. would rain

4. Whenever I came to see him, he..............out

A. will go B. goes C. went D. has gone

5. My father rarely............to work these days

A. has driven B. drove C. drives D. will drive

6. How often .................to the theatre when you were in London?

A. did you go B. do you go C. you went D. will you go

7. I wish you.........................more carefully in the future

A. write B. wrote C. will write D. would write

8. Do I need...............my raincoat with me?

A. bringing B. to bring C. bring D. will bring

9. Your brother doesn't go to work today,.......................?

A. is he B. isn't he C. doesn't he D. does he

10. Do you remember................ Jane in my office last year?

A meeting B. to meet C. met D. had met

Complete the following sentences with me Simple Present, the Present Continuous or the Present Perfect tense

1. Listen! I (think) someone (knock) at the door

2. Mr Smith (pay) all og his bills at the end of the month

3. Michael (study) English for six month now

4. It usually (rain) very much in that part of the country

5. I (be) sorry. I (forget) that fellow's name already

6. My secretary (sit) at a different desk today

7. Our present boss (work) in this company all of his life

8. Up to the present, Geogre (do) good work in this class

9. So far, you (make) no mistakes on this exercise

Chọn câu trả lời đúng:

1. He....in London for two years and then....to Paris

A. has lived/has gone B. lived/went C. has lived/went D. lived/has gone

2. You......your hair long when you.....at school?

A. Did you wear/are B. Did you wear/were C. Do you wear/were D. Do you wear/have been
3. Tom....to England two years ago. He....there for a while and then....to Canada

A. went/worked/went B. went/has worked/went

C. went/has worked/has gone D. went/was working/went

4. I....tennis when I was at shcool. I...it very much

A. play/enjoy B. played/enjoyed C. played/enjoy D. have played/enjoyed

5. I....on the train, you know. Why do you keep asking to see my ticket? I....it to you three times in the last four hours

A. didn't just get/already showed

B. didn't just get/have already showed

C. haven't just got/already showed

D. haven't just got/have already shown

Chọn đáp án đúng:
1. As time goes by, he__________more and more eccentric.

A. Becomes B. is becoming C. has become D. has been becoming

2. I__________ the living room by the time Dad comes home. He__________ so surprised.

A. Will paint/will be B. will be painting/is C. will have painted/will be D. will have painted/is

3. It's the coldest winter we__________ in Greece.

A. Ever experience B. ever experienced C. were ever experiencing D. have ever experienced

4. When he___________ was younger, he the cinema every week.

A. Was used to going B. used to go C. was going D. had gone

5. They________for a mile when they___________that someone___________missing.

A. Had walked/ had realized/ was B. had been walking/ realized/ had been

C. had been walking/ realized/ was D. had walked/ had realized/ had been

6. As part of my job, I_________ abroad a lot, so I_______ to improve my English.

A. Travel/ need B. am travelling/ need C. am travelling/ am needing D. travel/ am needing

7. I_________ at my mother's house this week because I__________ my house painted.

A. Sleep/ have B. am sleeping/ have C. sleep/ am having D. am sleeping/ am having

8. I you should buy him a tie. He___________to dress formally.

A. Am thinking/ likes B. think/likes C. think/ is liking D. am thinking/ has liked

9. As a teenager, I_________ things my parents__________ of.

A. Would do/ didn't approve B. used to do/ weren't approving

C. used to do/ didn't approve D. would do/ weren't approving

10. "Hurry up! We're waiting for you. What's taking you so long?"

"I________ for an important phone call. Go ahead and leave without me."

A. Wait B. will wait C. am waiting D. have waited

11. Robert is going to be famous some day. He_________in three movies already. ~ I'm sure he'll be a star.

A. Has been appearing B. had appeared C. has appeared D. appeared

12. Where's Polly? ~She_________.

A. Is in her room studying B. in her room is studying

C. studies in her room D. has in her room studied

13. Hello? Alice? This is Jeff. How are you? ~ Jeff? What a coincidence! I_________ about you when the phone rang.

A. Was just thinking B. just thought C. have just been thinking D. was just thought

14. What___________ about the new simplified tax? ~It's more confusing than the old one.

A. Are you thinking B. do you think C. have you thought D. have you been thinking

15. When is Mr. Fields planning to retire? ~ Soon, I think. He________ here for a long time. He'll probably retire next year or the year after that.

A. Worked B. had been working C. has been working D. is working

16. Why did you buy all this sugar and chocolate? ~ I_________a delicious dessert for dinner tonight.

A. Make B. will make C. am going to make D. will have made

17. Let's go! What's taking you so long? ~ I'll be there as soon as I__________my keys.

A. Found B. will find C. find D. am finding

18. Next week when there______ a full moon, the ocean tides sill be higher.

A. Is being B. is C. will be D. will have been

19. While I______TV last night, a mouse ran across the floor.

A. Watch B. watched C. was watching D. am watching

20. Fish were among the earliest forms of life. Fish__________ on earth for ages and ages.

A. Existed B. are existing C. exist D. have existed

21. The phone ________constantly since Jack announced his candidacy for president this morning.

A. Has been ringing B. rang C. had rung D. had been ringing

22. The earth_________on the sun for its heat and light.

A. Is depend B. depending C. has depended D. depends

23. I don't feel good. I________ home from work tomorrow.

A. Am staying B. stay C. will have stayed D. stayed

24. Today there are weather satellites that beam down information about the earth's atmosphere. In the last two decades, space exploration_________ great contributions to weather forecasting.

A. Is making B. has made C. made D. makes

25. On July 20th, 1969, Astronaut Neil Armstrong_________ down onto the moon, the first person ever to set foot on another celestial body.

A. Was stepping B. stepped C. has stepped D. was step

26. The plane's departure was delayed because of mechanical difficulties. When the weary passengers finally boarded the aircraft, many were annoyed and irritable because they___________ in the airport for three and a half hours.

A. Are waiting B. were waiting C. have been waiting D. had been waiting

27. If coastal erosion continues to take place at the present rate in another fifty years, this beach_______anymore.

A. Doesn't exist B. isn't going to exist C. isn't existing D. won't be existing

28. Homestead High School's football team_______a championship until last season, when the new coach led them to take first place in their league.

A. Has never won B. is never winning C. had never been winning D. had never won

29. To be able to qualify as an interpreter, many years of intensive language study are required for non-native speakers. By the end of this year, Chen________English for three years, but he will still need more training and experience before he masters the language.

A. Will be studying B. has studied C. will have been studying D. has been studying

30. In our hospital, patients________ every morning.

A. Are examined B. have examined C. can examine D. were examining

TEST 2
I/ CHOOSE THE BEST ANSWER
1. i haven't eaten anything since i ...... home from football practice
a. have got b. had gotten c. got d. will get
2. dr. lam ............ about the life time of sharks for many year and ....... some awards so far
a. have studied/ had gotten b. had studied/ had gotten
c. has studied/ has gotten d. studied/ will get
3. a large hydroelectric ...... was built on the river Danube
a. power b. dam c. bank d. wall
4. water can be held on the land by vegetation
a. plants used as food b. grown trees c. the growth of plants d. plants and trees
5. .......... air makes people unpleasant to breathe
a. pollute b. pollution c. polluted d. polluting
6. we are now facing the possible ........ of several rare spceies
a. danger b. variety c. existence d. dissappearance
7. of the six people in the plan when it crashed only one......
a. existed b. lived c. hurt d. survived
8. the cattle drank from a river polluted with toxic chemicals
a. waste b. colorless c. odorless d. poisonous
9. the charity is totally dependent .... money from the public
a. from b. in c. upon d. with
10. when the wastes are poured into the atmosphere the air becomes contaminated and unpleasant to breathe
a. dense b. dirty c. upon d. with
11. they were sent to a local ........ right after theirr parent's death
a. orphanage b. hospital c. park d. prison
12. cuc phuong national park is ......... 160km south west of hanoi
a. lied b. established c. abandoned d. located
13. nearly 1000 of the world's bird species are ........ with extinction
a. threatened b. endangered c. protected d. abandoned
14. many people come to the nation parks to see the work being done to protect endangered species
a. plants or animals that may be dangerous to people
b. plants or animals that disappeared form the world
c. plants or animals that are about to die
d. plants or animals that may soon become extinct
15. rare species of plants or ........ can be found in this region
a. fauna b. flora c. flowers d. vegetation
16. the hydroelectric plant provides electricity for half the island's population
a. using hydrogen to produce electricity
b. using radiating energy to produce electricity
c. using water power to produce electricity
d. using tidal power to produce electricity
17. the whale is a(n) .............species, there must be laws to protect them or they will be extinct
a. endanger b. dangerous c. endangered d. endangering
18. if someone........you, say' thank you" to him
a. helps b. helped c. will help d. would help
19. ............. you, i would think twice about that deccision. it could be a bad move
a. if i am b. should i be. c. were i d. if i had been
20. if i weren't working for an electrical company, i ......... in the post office
a. work b. will work c. have worked d. would be working
21. why are you sitting in the dark. let's just sa that if i ..... my electricity bill last month. I.... in the dark now
a. paid/ wouldn't be b. paid/ won't be c. had paid/ wouldn't have been d. had paid/wouldn't be
22. why did tom keep making jokes about me? i don't enjoy .........
a. be laughed at b. to be lauged at c. laughing at d. being lauged at
23. if the world's tropical forest continue to disappear at their present rate. many animal species.....
a. became b. would have become c. will become d. would become
24. ....... resigned, we would have been forced to sack him
a. had he not b. hadn't be c. he had not d. he not had
25. i won't lend you this money..... you promise to pay it back
a. in case b. if c. otherwise d. unless
26. if you ......... us about the bad service, we'd have eaten there
a. didn't tell b. wouldn;t have told c. hadn't told d. had told
27. diana is a wonderfull ballet dancer. she ........ since she was four
a. would be dancing b. has been danced c. has danced d. was danced
28. if he ..... with us last weekend, he............ the beauty of the national park
a. were/ would enjoy b. was/ would be enjoying c. had been/ would enjoy d. had been/ would have enjoyed
29 . that part of the nation park ......... several times this year
a. is repaired b. has repaired c. repaired d. has been repaired

II/ choose the words or phrases that best complete this passage
cuc phuong, the first national park in viet nam was officially open in 1960. it (1).........160km south of west of hanoi spainning ninh binh , hoa binh and thanh hoa province. cuc phuong national park (2)............over 200 spare km of rainforest. it attracks (3)....... tourists and scientists. in 2002, nearly 100000 visitors made their way to cuc phuong. tourists come there to study butterfies, visit caves, hike mountain and look at the (4) ..... tree. many come to see the work done to protect (5)....... species. according, to scientists, there about 2000 different species of (6) ....... and 450 species of fauna in the park
1. a. locates b. located c. is located d. is locating
2. a . covers b. contains c. abandons d. controls
3. a. neither b. either c. both d. every
4. a . 1000- year-old b. 1000- years- old c. 1000 year old d. 1000 years
5. a. dangerous b. wild c. rare d. endangered
6. a. trees b. flora c. vegetation d. flowers

TEST 2
I/ CHOOSE THE BEST ANSWER
1. i haven't eaten anything since i ...... home from football practice
a. have got b. had gotten c. got d. will get
2. dr. lam ............ about the life time of sharks for many year and ....... some awards so far
a. have studied/ had gotten b. had studied/ had gotten
c. has studied/ has gotten d. studied/ will get
3. a large hydroelectric ...... was built on the river Danube
a. power b. dam c. bank d. wall
4. water can be held on the land by vegetation
a. plants used as food b. grown trees c. the growth of plants d. plants and trees
5. .......... air makes people unpleasant to breathe
a. pollute b. pollution c. polluted d. polluting
6. we are now facing the possible ........ of several rare spceies
a. danger b. variety c. existence d. dissappearance
7. of the six people in the plan when it crashed only one......
a. existed b. lived c. hurt d. survived
8. the cattle drank from a river polluted with toxic chemicals
a. waste b. colorless c. odorless d. poisonous
9. the charity is totally dependent .... money from the public
a. from b. in c. upon d. with
10. when the wastes are poured into the atmosphere the air becomes contaminated and unpleasant to breathe
a. dense b. dirty c. upon d. with
11. they were sent to a local ........ right after theirr parent's death
a. orphanage b. hospital c. park d. prison
12. cuc phuong national park is ......... 160km south west of hanoi
a. lied b. established c. abandoned d. located
13. nearly 1000 of the world's bird species are ........ with extinction
a. threatened b. endangered c. protected d. abandoned
14. many people come to the nation parks to see the work being done to protect endangered species
a. plants or animals that may be dangerous to people
b. plants or animals that disappeared form the world
c. plants or animals that are about to die
d. plants or animals that may soon become extinct
15. rare species of plants or ........ can be found in this region
a. fauna b. flora c. flowers d. vegetation
16. the hydroelectric plant provides electricity for half the island's population
a. using hydrogen to produce electricity
b. using radiating energy to produce electricity
c. using water power to produce electricity
d. using tidal power to produce electricity
17. the whale is a(n) .............species, there must be laws to protect them or they will be extinct
a. endanger b. dangerous c. endangered d. endangering
18. if someone........you, say' thank you" to him
a. helps b. helped c. will help d. would help
19. ............. you, i would think twice about that deccision. it could be a bad move
a. if i am b. should i be. c. were i d. if i had been
20. if i weren't working for an electrical company, i ......... in the post office
a. work b. will work c. have worked d. would be working
21. why are you sitting in the dark. let's just sa that if i ..... my electricity bill last month. I.... in the dark now
a. paid/ wouldn't be b. paid/ won't be c. had paid/ wouldn't have been d. had paid/wouldn't be
22. why did tom keep making jokes about me? i don't enjoy .........
a. be laughed at b. to be lauged at c. laughing at d. being lauged at
23. if the world's tropical forest continue to disappear at their present rate. many animal species.....
a. became b. would have become c. will become d. would become
24. ....... resigned, we would have been forced to sack him
a. had he not b. hadn't be c. he had not d. he not had
25. i won't lend you this money..... you promise to pay it back
a. in case b. if c. otherwise d. unless
26. if you ......... us about the bad service, we'd have eaten there
a. didn't tell b. wouldn;t have told c. hadn't told d. had told
27. diana is a wonderfull ballet dancer. she ........ since she was four
a. would be dancing b. has been danced c. has danced d. was danced
28. if he ..... with us last weekend, he............ the beauty of the national park
a. were/ would enjoy b. was/ would be enjoying c. had been/ would enjoy d. had been/ would have enjoyed
29 . that part of the nation park ......... several times this year
a. is repaired b. has repaired c. repaired d. has been repaired

II/ choose the words or phrases that best complete this passage
cuc phuong, the first national park in viet nam was officially open in 1960. it (1).........160km south of west of hanoi spainning ninh binh , hoa binh and thanh hoa province. cuc phuong national park (2)............over 200 spare km of rainforest. it attracks (3)....... tourists and scientists. in 2002, nearly 100000 visitors made their way to cuc phuong. tourists come there to study butterfies, visit caves, hike mountain and look at the (4) ..... tree. many come to see the work done to protect (5)....... species. according, to scientists, there about 2000 different species of (6) ....... and 450 species of fauna in the park
1. a. locates b. located c. is located d. is locating
2. a . covers b. contains c. abandons d. controls
3. a. neither b. either c. both d. every
4. a . 1000- year-old b. 1000- years- old c. 1000 year old d. 1000 years
5. a. dangerous b. wild c. rare d. endangered
6. a. trees b. flora c. vegetation d. flowers

exercise 1: ues the future continous, near future of simple future

1. At this time next year, we (stay).................... at ha long bay.

2. Next month they (marry)................................

3.Some years later they(widen)....................... all the roads here

4.At this time tomorrow, you(not, learn).........................english then

5. What(you/talk)......................when they interview you?

6.According to the weather forecast it (shine)............................tomorrow.

7.When they come,I (clean).......................my room.

8.It's cloudy.It (rain)..............................

9. I think he (come).............................right now.

exercise2: choose the best answer

1. Everyday she...............her childer to school.

a. bring b. to bring c. brings d. is bringing

2.Mrs.Alice's family.........................dinner when i came in.

a. were having b. was having c. have been having d. will have had

3. when John goes with Mary, he.................me

a. realise b. realises c. is realising d. both b and c

4. the sun...............in the East.

a.rise b. rising c.rises d.is rising

5.next week they...................a trip ha long bay.

a, take b. took c.shall take d. are going to take

6.He didn't let me go sailing beacause the strong wind..............then.

a. blew b. had blown c.has been blowing d. was blowing

7. they..................a big factory here in the future.

a. are build b. would build c. will build d. have built

8. when we arrived at the cinema last night, the film....................,therefore we couldn't see

a. had ended b. has ended c. ended d. was to end

9. May be the next traveler.....................the fiftieth.

a. was b. has been c. is going to be d. will be

10.when she started talking,I realised that i.....................her before.

a. had met b. was met c. have met d. met

11. you see,I ..............this job for the last 10 years and i will continue to work for ten years more.

a. did b. had done c. have been doing d. had been doing

12.where is Lee?~Oh. she has been out. she ..................back in minute

a. is b. will be c. has been d. would be

13. Listen!Someone..................... at the door.

a. is going to knock b. are going to knock c. are knocking d. is knocking

14. Liza is going out for a walk. She ....................to long, in fact since early morning

a. has read b. had read c. has been reading d. had been reading

15. she doesn't like the flat in which she .....................now

a. live b. to live c. is living d. lived

16. last weeken,I saw jack at the park.He................... with her girl friend then.

a. went b. goes c. is going d. was going

17. Mary is buying some cakes. she..................a birthday party tonight

a. hold b. will hold c. is going to hold d. holds

18. Tom learns very hard. I am sure that he....................thisexam next time.

a. is going to pass b. pass c. passes d. will pass

1. Unfortunately, Simon ______a day off very often.
A. doesn’t get B. isn’t getting C. hasn’t got D. hasn’t been getting
2. I ______for Christine. Do you know where she is?
A. look B. looked C. am looking D. looks
3. The man got out of the car, ______round to the back and opened the boot.
A. walking B. walked C. walks D. walk
4. They ________there when their father passed away.
A. still lived B. lived still C. was still living D. were still living
5. She ______very angry when she knows this.
A. shall be B. has been C. will have been D. will be
6. I’m going on holiday on Saturday. This time next week I ______on a beach in the sea.
A. will lie B. am lying C. will be lying D. should be lying
7. ______TV for the last four hours? Turn it off and get some exercises.
A. Do you watch B. Are you watching
C. Watched you D. Have you been watching
8. By the age of 25, he ______two famous novels.
A. wrote B. writes C. has written D. had written
9. By Christmas, I ______for you for 6 months.
A. shall have been working B. shall work
C. have been working D. shall be working
10. That’s the first time ______an answer right today.
A. I get B. I’m getting C. I have got D. I have been getting
11. By the end of December, John ________ as a reporter for ten years.
A. will have worked B. will have been working
C. will work D. will be working
12. At last the bus came. We ______for half an hour.
A. waited B. was waiting C. have waited D. had been waiting
13. When the first child was born, they ______married for three years.
A. have been married B. had been married
C. will been married D. will have been married
14. I’m sorry I ______to you for so long, but I’m very busy lately.
A. haven’t written B. am not writing C. don’t write D. didn’t write
15. I’m pretty sure that we ________the exam.
A. will pass B. haven’t passed C. have passed D. are going to pass
16. It's amazing how Jenny acts as though she and Darren ______serious problems at the
moment.
A. aren’t having B. weren’t having C. hadn’t had D. hadn’t been having

17. By the age of ten, Helen ______Braille as well as the manual alphabet and even learned to use

typewriter.
A. mastered B. has mastered C. had mastered D. was mastering
18. The teacher as well as his students ______at the school meeting yet.
A. arrived B. hasn’t arrived C. haven’t arrived D. not
19. Every evening since last Christmas, I ______my dog out of for a walk in the park.
A. take B. took C. have taken D. had taken
20. After John ______a rough outline of the model, he begins painting.
A. had drawn B. has drawn C. drew D. draw
21. I ______the bell three times when he answered the door.
A. would ring B. rang C. had rung D. was ringing
22. It is necessary that I ______here tomorrow.
A. would be B. were C. am being D. be
23. This time next month we won’t be at work; we ______the peaceful atmosphere of the
countryside.
A. will enjoy B. will have enjoyed C. are enjoying D. will be enjoying
24. A number of prisoners ______on the occasion of the Independence Day this year.
A. has been released B. have been released
C. were released D. was released
25. Ian ______a shower at the moment, so could you call back in about half an hour?
A. takes B. is taking C. has taken D. has been taking
26. He fell down when he ______towards the church.
A. run B. runs C. was running D. had run
27. After I ______lunch, I looked for my bag.
A. had B. had had C. have has D. have had
28. Henry ______into the restaurant when the writer was having dinner.
A. was going B. went C. has gone D. did go
29. He will take the dog out for a walk as soon as he ______dinner.
A. finish B. finishes C. will finish D. shall have finished
30. Almost everyone ______for home by the time we arrived.
A. leave B. left C. leaves D. had left

giúp mình với ạ :3

I/ multiple choice
1/ John is always late for class,______ annoys the teacher
a. Which b. THIS c. WHAT d. THAT
2/ now i don't go to school on foot as I _____
a. had been b. did c. used to d. was
3. without the Braille Alphabet it would be very difficult for ____
a. the disable b. the deaf c. the mute d. the blind
4. Thuy's class is different __ other classes because the children are disabled
a. on b. from c. in d. at
5. he is tired now ___ he stayed up late watching tv
a. because b. so c. but d. and
6. when we see mr minh tomorrow. I ___ him of that
a. have reminded b. remind c. will remind d. reminded
7. My brother ____ in the army from 1980 to 1983
a. is serving b. serves c. served d. has served
8.I haven't met him since he ___ school
a. was leaving b. left c. had left d. was left
9. the internet helps us to interact ___ other people around the world
a. to b. from c. of d. with
10. Do you remember Mrs. Lan, ___ taught us English
a. who b. whom c. that d. which
11. i've been in this city for a long time. I___ here sixteen year ago
a. have come b. was coming c. came d. had come
12. what makes a computer such a __ device
a. miracle b. miraculous c. wonder d. miraculously
13. by the time he arrived, his classmates ___
a. left b. had left c. was left d. has left
14. he __ in hospital for a week so far
a. was b. has been c. had been d. would be
15. the film ___ when we arrived at the cinema
a. had begun b. began c. begun d. begins
16.we all feel sad __ the bad news
a. because b. because of c. though d. despite
17. the box ____ for a long yet
a. hasn't been opened
b. hadn't been opened
c. wasn't opened
d. wans't being opened
18. ann's mother felt ___ when she came home late
a. worry b. worried c. worrriedly . d. worrying
19. _____ the heavy rain, we enjoyed our vacation
a. in spite b. despite c. although d. desipte of
20/ my brother gave up smoking 2 years ago. He ___ 20 cigarettes a days
a. used to smoking b. used to smoke c. is used to smoking d. used to smoked
21/ don't forget ___ home as soon as you arrive at your destination
a. to call b. calling c. have called d. to be called
22. the village__ a lot since theirr children came back with new farming methods
a. changed b. was changed c. has changed d. is changing
23. her job is ___ of mentally retarded children in the area
a. looking b. taking care c. taking notice d. watching
24. the man ___ I had seen before wasn't at the party
a. who b. whom c. which d. whose
25. a computer is a magical _____ which allows you to type and print any kind of document
a. typewriter b. machine c. detail d. data
26. i'm looking forward to ___ your later
a. to receive b. receiving c. received d. receive

II/ GAP FILLING
lan's class will (1) a two-day excursion to visit some caves near huong pagoda. they want to see with their own eyes what they have learnt in their (2)____ lesson recently and relax after theirr hard work , as well. they have planned their trip (3)___. For Lan the only problem is getting her parents' (4) ___ she will try to persuade them so that she will be able to join her classmate on the excursion
1. a. go on b. come on c. go for d. come for
2. a. biology b. technology c. geography d. photography
3. a. usefully b. carefully c. rarely d. quickly
4. permission b. mission c. fashion d. religion
III/ wirting
1. Although they have little money, they are happy
-> in spite of
2. although his leg was broken, he managed to get out of the car
-> in spite of
3. please don't interrupt me all the time
-> would you mind
4. you should have a rest after a hard- working day
-> she advised me

1. Would you like me to talk you school?

A That's very nice of you B. No, please C. Yes D. All are conrrect

2. He has lived here since he........here

A. Came B.Has came C. Comes D. Come

3. She has not writen to me .......we met last time .

A.Before B.Since C. Ago D. Meanwhile

4. The police.......for the thieves at the comment.

A. Have been looking B. will be looking C. are looking D. is looking

5. There.........a big increase in the market for mobile phones recently.

A. Has had B. Was C. Has been D. Is