1. It takes Jane 3 hours a week to sort out spams

2. Ater my sister had considered what to say, she decided to talk to her headmaster.

E1

1. Before I passed the exam, I had worked very hard for it

2. After I had considered what to study, I decided to major in maths

3. After she had written a letter, she went to bed

4. After he had checked the price, he bought a radio

5. After they had argued, they fought

6. Before she had a fatal accident, she had gone out for a walk

7. After she had faced the matter, she decided to go away

8. Before we wrote the assignment, we had read the book

9. After she had watched the film, she wrote a report

Hành động xảy ra trước một hành động trong quá khứ -> S + HAD + V phân từ II

E2

1. Swimming every day is a good way of keeping fit.

2. Learning a foreign language takes a long time

3. Growing your own food is less expensive

4. Sitting in one place for so long is uncomfortable

5. Smoking is not allowed here

Chủ ngữ là một danh động từ (gerund) -> ĐỘNG TỪ Ở HIỆN TẠI CHIA SỐ ÍT

E1

1. Before I passed the exam, I had worked very hard for it

2. After I had considered what to study, I decided to major in maths

3. After she had written a letter, she went to bed

4. After he had checked the price, he bought a radio

5. After they had argued, they fought

6. Before she had a fatal accident, she had gone out for a walk

7. After she had faced the matter, she decided to go away

8. Before we wrote the assignment, we had read the book

9. After she had watched the film, she wrote a report

Hành động xảy ra trước một hành động trong quá khứ -> S + HAD + V phân từ II

E2

1. Swimming every day is a good way of keeping fit.

2. Learning a foreign language takes a long time

3. Growing your own food is less expensive

4. Sitting in one place for so long is uncomfortable

5. Smoking is not allowed here

Chủ ngữ là một danh động từ (gerund) -> ĐỘNG TỪ Ở HIỆN TẠI CHIA SỐ ÍT

1. Mary prepared the meal. Then her friends came.
 →.............Mary had prepared the meal.......................... before......her friends come............................................................
2. First my sister considered what to say. Then she decided to talk to her headmaster.
→ After ...............my sister had considered what to say, she decided to talk to her headmaster. ......................................................................................
3. I learned my lessons. Then I went out for a walk.
→ Before ......I went out for a walk, I had learned my lessons ................................................................................................
4. Her brother bought a new washing machine. First he checked the prices.
→ ...........................Her brother bought a new washing machine.............................. after ...............he had checked the prices...............................
5. The boys argued. Then they fought.
→ After ........the boys had argued, they fought. ..............................................................................................
6. His aunt went out to the food store. Then she had an accident.
→ By the time................his aunt had an accident., she had gone out to the food store ................................................................................
7. The students read some materials. Then they wrote their assignments.
→ Before writing ...................their assignments, the students read some materials.......................................................................
8. That policeman arrived too late, so the robber escaped.
→ By the time that policeman arrived ., the robber had escaped..............................................................
9. Would you like to have a swim?
→ Do you enjoy.........having a swim...........................................................................
10. He cooked the meal in two hours.
→ He spent ....2 hours cooking the meal......................................................................................

Giải thích tại sao ra đc các đáp án trên giúp e với ạ.

Sentence transformation

1. Just when he arrived at the station, the train started to move.

Hardly_______had he arrived at the station when the train started to move_______________________.

2. She watched TV, then she prepared her lessons.

After __________she had watched tv, she prepared her lessons.___________________.

3. Before he returned his home town. He had spent his childhood in Oslo for ten years,

Having _____spent his childhood in Oslo for 10 years, he returned his hometown.________________________.

4. . John worked very hard for the exam, then he passed it.

Before________John passed the exam, he had worked very hard for it._____________________.

5. 'If I were you, I'd read the exam questions very carefully. ' said the teacher to us

The teacher advised__us to read the exam questions very carefully___________________________.

6. "Remember to wash your feet before going to bed"

The mother reminded __them to wash their feet before going to bed.___________________________.

7. He spent 20 minutes walking to the cinema.

It took ____him 20 minutes to walk to the cinema_________________________.

8. When were you born?

What is __________your date of birth___________________?

9. My father is a doctor

My father works______as a doctor_______________________.

10. I'll try my best to look for that book for you " . Jim said to me

Jim promised___to try his best to look for that book for me.__________________________

1. She worked very hard, so she passed her exam.
 She passed __her exam because she worked very hard_

2.“How about going to the beach this weekend?” he said.
 He suggested __going to the beach that weekend___

1. First my teacher considered what to say. Then he decided to talk to his students

⇒ After my teacher had considered what to say, he decided to talk to his students.

1. The last time she had swim was ten years ago
$\to$She hasn't....swum for ten years.......

2. I have never met such a famous person before
$\to$It is........the first time I have ever met such a famous person........

3. I last saw him when I was a student






$\to$I haven't......seen him since I was a student.....

4. I haven't come there for two years
$\to$I last........came here two years ago.....................

5. I have studied EL for 7 years
$\to$I started.........studying EL 7 years ago..................

6. I haven't read this kind of book before

$\to$This is.....the first time I have read this kind of book....

7. My family moved to HCM city 10 years ago
$\to$It is.....1o years since my family moved to HCM city......

8. The last time I went to meet Helen was over a year ago
$\to$It...over a year ago sice I last went to meet Helen...

- I haven't..met Helen for a year .......

9. My father is the most generous person I've ever meet
$\to$I've nver.........met a more generous person than my father.........

10. I last saw hm when I was a students$\to$I haven't.....seen him since I was a students...........

11. No one has played this kind of music before
$\to$This is....the first time I have ever played this kind of music........

12. John has not has his hair cut for over 6 months

$\to$The last time.......John cut his hair was over 6 months ago......

13. It is 2 weeks since it last rained
$\to$The last time......it rained was 2 weaks ago.........

It has....been 2 weeks since it last rained....

14. How long have they been married?
$\to$How long is it...since they have been married?....................

When........did they get married...............

15. How long is it since they bought this car?$\to$When.....did they buy this car?..............

16. Samuel started working for this company 5 years ago
$\to$Samuel has.......worked for this company for 5 years.......

17. I haven't been to Bristol for 3 years
$\to$It is..........3 years since I last went to Bristol ......

The last time....I went to Bristol was 3 years...

18. He hasn't seen his sister since she left for japan
$\to$He last......saw his sister when she left for japan...........

19. She began to work as a secretary 5 years ago$\to$She has.....worked as a secretary for 5 years..........

20. We worked very hard for the exam. Then we passed it$\to$Before........we passed the exam, we had worked very hard............

21. First my sister considered what to say. Then she decided to talk to her headmaster
$\to$After...my sister had considered what say, she had considered what to say.......

22. I learned my lessons. Then I went out for a walk$\to$Before....I went out for a walk, I had learned my lessons...

23. Her brother bought a new washing machine. First he checked the prices$\to$After.....her brother had checked the prices, he bought a new washing machine........

24. My mother took an aspirin. Then she felt a little better$\to$Before.....my mother felt a little better, she had taken an aspirin.............

25. The boys argued. Then they fought$\to$After.......the boys had argued, they fought.............

Put the verbs in brackets in the past simple or the past continuous tense

1. The last time she had swim was ten years ago....she hasn't swum for 10 years ..............................................

2. I have never met such a famous person beforeIt is...................... the first time I have ever met such a famous person.....................................

3. I last saw him when I was a studentI haven't.................SEEN him since I was a student.....................................................

4. I haven't come there for two yearsI last..............came there 2 years ago...............................................................

5. I have studied EL for 7 yearsI started........studying EL 7 years ago......................................................................

6. I haven't read this kind of book beforeThis is..............the first time I have read this kind of book....................................................

7. My family moved to HCM city 10 years agoIt is..........10 years since hcm city.......................................................

8. The last time I went to meet Helen was over a year agoIt...........is a year since I last went to meet helen............................................

- I haven't.............gone to meet helen for over a year..................................

9. My father is the most generous person I've ever meetI've nver...........meet any person is more generous than my father........................................

10. I last saw hm when I was a studentsI haven't............seen him since i was a student.................................................................

11. No one has played this kind of music beforeThis is..................the first time people have played this kind of music..................................................

12. John has not has his hair cut for over 6 monthsThe last time..............John had his hair cut was over 6 months ago..........................................

13. It is 2 weeks since it last rainedThe last time...............it last rained was 2 weeks ago......................................................

It has..............rained for 2 weeks...................................................

14. How long have they been married?How long is it.......since they have been married ?................................................................

When.............was they married ?..............................................................

15. How long is it since they bought this car?When.........did they buy this car ?...........................................................

16. Samuel started working for this company 5 years agoSamuel has.......worked for this company for 5 years.......................................

17. I haven't been to Bristol for 3 yearsIt is............3 years since I last went to Bristol........................................................

The last time............i went to bristol was 3 years ago.......................................

18. He hasn't seen his sister since she left for japanHe last................saw his sister when she left for japan...........................................................

19. She began to work as a secretary 5 years agoShe has.............worked as a secrectary for 5 years..................................................................

20. We worked very hard for the exam. Then we passed itBefore.........we passed it , we had worked very hard for the exam................................................................

21. First my sister considered what to say. Then she decided to talk to her headmasterAfter.....my sister had considered what to say , she decided to talk to her headmaster...................................

22. I learned my lessons. Then I went out for a walkBefore......I learnt my lessons , i had gone out for a walk.......................................................

23. Her brother bought a new washing machine. First he checked the pricesAfter....he had checked the prices , Her brother bought a new washing machine.....................................................

24. My mother took an aspirin. Then she felt a little betterBefore.......my mother felt a little better , she had taken an aspirin..........................................................................

25. The boys argued. Then they foughtAfter......the boys had argued , they fought ..........................................................................................