1. I have done such a difficult exercise.

This is the.............................................

2. John finished his essay in two hours.

It.............................................................

3. My knowledge of computer is very poor.

I know very..............................................

4. I walkked home inheavy rain.

When I.......................................................

5. My friend couldn't finish his assignments because he was tired.

Because of......................................................

6. The test was too difficult for the students to do.

It was.......................................................

7. I haven't visited Singapore since 2000.

The last time......................................................

III. Rewrite the second sentence in such a way that it has the same meaning as the one before it
1. I have never read such a romantic story
This is
2. We started cooking for the party four hours ago
We have
3. How long is it since they bought the house?
When
4. It’s years since we decorated this room
We haven’t
5. She hasn’t been to the hairdresser for three months
It’s
6. I’ve never met such a famous person before
It’s
7. They last visited me five years ago
They haven’t
8. I haven’t been to Bristol for 3 years
The last time
9. Laurence hasn’t seen his sister since she left for Japan
Laurence last
10. Lucy hasn’t worn that dress since Barbara’s wedding
The last time
11. My sister has studied French for 2 years
My sister began
12. I have never seen such a mess in my life
It’s
13. Robert and Catherine have been married for 4 years
It’s
14. When did Catherine and Henry get engaged?
How long
15. I have never seen a dirtier-looking dog
It’s
16. Mary rang hours and hours ago
It’s
17. Tom is ill. He became ill three days ago
Tom
18. It’s 2 years since she left university
She

19. I have never tasted such a delicious cake in my life
This is
20. How long is it since you saw Mary?
When

I. Fill in " for " or " since " in each blanks:

1) My sister has been a student ......... two year.
2) We've lived here ......... 1999

3) I haven't seen Linh ........ my birthday party.
4) She's been away ...... five days.
5) We've already waited ....... a year.
6) They have only been there ....... a few minutes.
7) We haven't had any rain ........ a very long time.
8) That building has been there ........ the 19^thcentury.
9) I have known them ....... many years.
10) My brother works for a company called FPT. He has worked for them ......... he graduated from university.
11) He watched television ........ three hours.
12) They have been friends .......... five months.
13) My family has owned this farm ...... 1990

14) I have wanted that book .......... months.
15) I haven't seen you ........ Christmas.
16) We have been here ........ January.
17) I haven't eaten any meat ........ over a year.
18) She has worn the same old dress ......... the beginning of the month.
II. Give the correct form of the verb in the brackets in the present perfect tense.
1. I (know).........him for ages.
2. They (live).......in that house for two years.
3. My brother (write)..........three books.
4. She (not break).........her leg.
5. She (break)......her arm.
6. I (see)..........an elephant several times.

7. She (have).........that dress for ten years.
8. We (be) here for hours!

9. The children (not finish).........their homework yet.
10. You ever (be)...........to the zoo?

REWRTE THE SENTENCES WITHOUT CHANGING THE MEANING

1.The last time we called eacth athen was 5 years ago

=>We haven't..........

2.he started warking as a honk clerk 3 monther ago

=>he has...............

3.it has raied for 3 hour

=>It started.................

4.I have never eaten this kind of food

=>This is the first time.................

5.It's 3years since I last saw her

=>I haven't ..................

6.I haven't met lan for 3monthr

=>The last time I...............................

EX 1: Chia các động từ trong ngoặc ra thì simple past hoặc present perfect:
1) We (study).........a very hard lesson the day before yesterday.
2) We (study)..........almost every lesson in this book so far.........
3) We (never watch)......that televisionprogram .......
4) We (watch).....an interesting program on television last night...
5) My wife and I........(had travelled) by air many times in the past
6) My wife and I (travel).......... to Mexico by air last summer
7) I (read)......that novel by Hemingway sevaral times before.
8) I (read).....that novel again during my last vacation.
9) I (have).....a little trouble with my car last week.
10) However, I (have)..... no trouble with my car since then.
11) I (have ) ………………..this toy since my birthday.
12)We (live )………………….in HN for ten years now and like it a lot.
13)The last time I (go) ……………………to HN was in May
14)When my parents were on holiday I ( stay)……………… with my aunt for a week
15)I (not see ) my son for ages .He (not visit ) ……………………..me since May
16)Tom ( be) …………….to HN twice .He loves it very much
17)My sister (work ) ……………………for an enterprise for two years .That was after college
18)I (move)……………… to HN in 2001 .I (be ) ………….there a long time now
19)It was so cold today that I (wear)…………… a sweater at school
20)So far this month there (be )……………………. three robberies in this street
21)When I was young I (meet )…………..him three times
22)In the past few years ,it (become )……………….. more and more difficult to get into university
23)I (feel )………………better since I ( live) ……………….here
24) Since I (be ) ……………………in this city I ( not see)…………… him
EX 2: Chia động từ trong ngoặc ở thì QKĐ hay HTHT
1. I (lose)..........my key. I can't find it anywhere.
2. You (see).........the film on TV last night?
3. Jill (buy).........a new car two weeks ago.
4. His hair is very short. He (have)........ a haircut.
5. Last night I (arrive)........home at 10.30. I (have) .........a bath then I (go).........to bed.
6. When (you/give) .........up smoking?
7. The car looks very clean. You (wash) ........it?
8. I don't know Carol's husband. I (never meet) .........him.
9. She (work)........in this company since she (leave)........her school.
10. I (smoke) .......20 cigarettes yesterday.
11. They (not speak)........to each other since they quarelled.
12. I wonder where he (live)........ since then.
13. Their child (try) ........to learn English for years, but he (not succeed) yet.
14. She alredly (drink)........ three cups of tea since I (sit).........here.
15. I (wait) here for her since seven o'clock and she (not come)..........yet.
16. My father (work).........in this factory for many years.
17. John (do)......... his homework recently?
18. Look! That light (burn).........all night
19. I (see)..........Lan since yesterday
20. Lan (not visit) .........their parents since last month
EX 3: Chia động từ trong ngoặc ở thì HTHT
1. I (live).............here for 3 years. Tom (never be)...........in Hanoi.
2. I (read)...........the novel written by Jack London several times before.
3. He (write)............a book since last year.
4. How long you (learn).........English?
5. Many people (never see).........snow. It (stop).........raininf yet?
6. ''Would you like something to eat?'' ''No, thank you. I (just have)........lunch''
7. It's the first time she (drive)........a car.
8. I (not see)........him since last Christmas. We (go)........to Vung Tau saveral times.
9. He already (write).......to his parents. Lien (not prepare).........her lessons yet.
10. They just (receive).......a package form their grandfather.
11. Miss Huong (teach).........us English for 2 years. She (be) ........there for 20 year.
12. .........she (feed) .........her dog yet?
13. We never (take)..... a bus to school before.
14. She (do)........her homework recently. They (not hand)......... in their essay yet.
15. .........you (meet)......... the new student yet?
16. She already (finish)........ her homework. I (wait)........ for her since half past six.
17. Nam (talk).........with her many times. She (be) .........happy since she (have).........a computer.
18. They (build)........that buiding two year. The show just (begin)......... . You are a bit late

I. Rewrite the sentences so that they have the same meaning as the original ones.

1. I often walked to school when I was a student.
I used _____________________________________________
2. Although they are short, they still love playing sports.
In spite of _________________________________________
3. They will use solar energy to protect the environment.
Solar energy _______________________________________
4. Although she eats lots of food, she is still very slim.
In spite of _________________________________________
5. What is the distance between Hanoi and HCM city?
How far ___________________________________________
6. I find English interesting.
I am _______________________________________________
7. Our roof will be fixed tomorrow.
They ______________________________________________

II. Rewrite the sentences so that the meaning stays the same to the first.

1. The café has a lot of tables.
There _____________________________________________
2. Theatre programmes usually have lots of information.
There is ___________________________________________
3. London has more than thirty theaters.
There are __________________________________________
4. The garden has a swimming pool.
There _____________________________________________
5. The systemhas both private and state schools.
There _____________________________________________
6. I accomplished this task in three months.
It took _____________________________________________
7. Jane spent three hours a week sorting out stamps.
Sorting out her stamps ____________________________
8. The pictures that are taken will have to travel for three minutes before they reach the earth.
The pictures will take ______________________________
9. She wrote the letter in thirty minutes.
It took ____________________________________________
10. John finished his essay in two hours.
It took ____________________________________________

Put the verbs in brackets in the correct tense form.

1. You ever ( do ) __________ volunteer work ?

2. Yes. I ( do ) _________ volunteer work last month .

3. I ( collect ) _________ hundreds of old books and clothes for street children so far.

4. My sister wants to raise funds for street children so the ( make ) ________ hundreds of postcards to sell them.

5. My hobby is carving eggshells and now I ( carve ) __________ nearly 100.

6. Going home from school yesterday, I ( help ) ________ an old man to go across the street.

7. Last Tuesday, I ( go ) ___________ home late because there was a traffic jams near my school.

8. At Tet, my mother and her close friends often go to the hospitals to donate cakes, sweets and toys for the sick children there. She ( do ) _________ it for many years.

9. Lan never ( eat ) __________ Banh tet . She will try some this year .

10. Linh is my close friend. We ( know ) ____________ each other for 5 years.