1. Mary has not drunk Coca cola before.

-->It is the first time Mary has drunk Coca cola

2.They have not cleaned the door for 2 weeks.

-->The last time.. they cleaned the door was 2 weeks ago

-->They last ..cleaned the door 2 weeks ago

-->It is….2 weeks since they last cleaned the door

3. Peter has learned to swim for 1 month.

-->Peter started ..learning to swim 1 month ago

4. They have not met their parents for 2 moths

-->The last time…they met their friends was 2 months ago

-->They last .. met 2 months ago

-->It is 2 months since they last met

5. The coffee is very hot. I can’t drink it.

-->The coffee is too hot for me to drink

6. He is very young. He can’t understand this problem.

-->He is …too young to understand this problem.

cái này mà là hóa học á cậu

cái này là tiếng Anh mak

1) It is a long time since we last met.
=> We have not met for a long time
2) When did you have it ?
=> How long have you had it?

3) This is the first time I had such a delicious meal .
=> I have not had a such delicious meal before
4) I have not seen him for 8 days.
=> The last time I saw him was 8 days ago
5) I have not taken a bath since Monday for two months
=> It is two months since I last took a bath

1) It is a long time since we last met.
=> We have not met for a long time
2) When did you have it ?
=> How long have you had it?

3) This is the first time I had such a delicious meal .
=> I haven't never had a such delicious meal before
4) I have not seen him for 8 days.
=> The last time I saw him was 8 days ago
5) I have not taken a bath since Monday for two months
=> It is two months since I last took a bath

c

Help me

11. John has not had his hair cut for over six months.
⇨ It is over six months since John last had his hair cut
12. I has never seen such a beautiful building.
⇨ It's the most beautiful building I have ever seen
13. I have never read such a romantic story.
⇨ This is the most romantic story I have ever read
14. They had never had such a cold winter.
⇨ It was the first time thay have ever had such a cold winter
15. You will never meet anyone more dangerous than Mrs Jones.
⇨ Mr. Jones is the most dangerous person you have ever meet
16. Man has never had such efficient servants as computer.
⇨ Computer is the most efficient servant that man has ever had
17. I haven't played football since 2000.
⇨ The last time I played football was in 2000.
18. I haven't been to HCM city for 2 years.
⇨ The last time I went to HCM City was 2 years ago.
19. I 've never met such a famous person before.
⇨ It is the first time I have ever met such a famous person
20. She hasn't seen that boy here before.
⇨ It is the first she has seen that boy here
21. She hasn't written to us since last year.
⇨ The last time she wrote to us was last year
22. She started to learn E 8 years ago.
⇨ It’s 8 years since she started to learn English
23. He hasn't laughed so much for ages.
⇨ It’s ages since he laughed so much
24. I haven't enjoyed myself so much for years.

⇨ It’s years since I enjoyed myself so much
25. The telephone rang for hours.
⇨ It’s hours since the telephone rang
26. I haven't seen him for ages.
⇨ It’s ages since I last saw him

27. I have learned English for four years.
⇨ We started to learn English four years ago
28. Ly’s father started to stop smoking last year.
⇨ Ly’s father has stopped smoking since last year
29. The editor hasn’t written to Mai for a month.
⇨ The editor last wrote to Mai a month ago
30. How long have you learned spanish?
⇨ How long ago did you start to learn Spanish

mấy cái ' là dấu ' đấy (nó bị lỗi) hihi

1.Peter has not emailed Alice since they went to the movies

=)Peter last .....emailed Alice when they went to the movies.............

2.This is the first time I have seen him

=)I have.....never seen him be4........................

3.I started/begun studying english 3 years ago

=)I have.......studie E for 3 years...........................

4.The last time she went out with him was two years ago

=)It is.....2 years since she last went out with him.....................

5.It is ten years since I last met him

=)I have not......met him for 10 years...........................

6.When did you buy it?

=)How long......have you bought it...............

7.I last had my hair cut when I left here

=)I have not.....cut my hair since i left here...........

Viết lại câu:

1. She began to play tennis in 1990

➜She has...PLAYED TENNIS SINCE 1990............................

2. It began to rain 3 hours ago

➜It has...RAINED FOR 3 HOURS...............................

3. It began to rain at 3: 30

➜It has....RAINED SINCE 3:30................................

4. This is the first time she has seen the film

➜She has never.....SEEN THE FILM BEFORE.....................

5. This is the second time she has seen the film

➜She has...SEEN THE FILM TWICE...............................

6. He has not swum for 5 years

➜It....IS 5 YEARS SINCE HE LAST SWAM......................................

7. She has not gone out for 3 weeks

➜It....IS 3 WEEKS SINCE SHE LAST WENT OUT.....................................

8. We have not jogged for 2 months

➜The last time.....WE JOGGED WAS 2 MONTHS AGO......................

9. We have not jogged since August

➜The last time.....WE JOGGED WAS IN AUGUST ...................

Viết lại câu:

1. She began to play tennis in 1990

➜She has................PLAYED TENNIS SINCE 1990...............

2. It began to rain 3 hours ago

➜It has.................RAINED FOR 3 HOURS.................

3. It began to rain at 3: 30

➜It has.................RAINED SINCE 3:30...................

4. This is the first time she has seen the film

➜She has never..........SEEN THE FILM BEFORE................

5. This is the second time she has seen the film

➜She has..................SEEN THIS FILM SECOND TIME................

6. He has not swum for 5 years

➜It....................IS 5 YEARS SINCE HE LAST SWAM......................

7. She has not gone out for 3 weeks

➜It...................IS 3 WEEKS SINCE SHE LAST WENT OUT......................

8. We have not jogged for 2 months

➜The last time..............WE JOGGED WAS 2 MONTHS AGO.............

9. We have not jogged since August

➜The last time............WE JOGGED IN AUGUST...............

1. She began to play tennis in 1990

➜She has..........played tennis since 1990.....................

2. It began to rain 3 hours ago

➜It has.................been 3 hours since it rained.................

3. It began to rain at 3: 30

➜It has.........rained for at 3:30...........................

4. This is the first time she has seen the film

➜She has never...........seen the film before...............

5. This is the second time she has seen the film

➜She has................seen the film before.................

6. He has not swum for 5 years

➜It....................is 5 years since he did not swim......................

7. She has not gone out for 3 weeks

➜It..............is 3 weeks since she did not go out...........................

8. We have not jogged for 2 months

➜The last time.............we jogged was 2 months ago..............

9. We have not jogged since August

➜The last time....we jogged was in August.......

1.The last time I played football was in 1970.
=> I haven't played football since 1970.
2. The last time it rained was a fortnight ago.
=> It hasn't rained for four night.
3. The last time Lucy wore that dress was at Barbara’s wedding.
=> Lucy hasn't worn that dress since Barbara's wedding.
4. The last time my father was to Vung Tau was 2 years ago.
=> My father hasn't been to Vung Tau for 2 years.
5.The last time Betty rode to work was a fortnight ago.
=> Betty hasn't ridden to work for fornight.
6.He hasn’t played tennis since 1990.
=> The last time he played tennes was in 1990.
7.I haven’t met her for 2 months.
=> The last time I met her was 2 months ago.

B –

S + V QKĐ – start / begin + ………………… + ago

↔ S + V HTHT / HTHTTD + ………………… + since / for (bỏ start / begin)


Rewrite the following sentences, using the words given.
Ex: - He started workingfor this factory a year ago.
(He has been working for this factory since last year / for a year.
1.Tom began playing the piano 4 years ago.
=> Tom has been playing the piano for 4 years.
2. I started cooking for the party 4 hours ago.
=> I have been cooking for the party for 4 hours.
3. She started working as a secretary 2 years ago.
=> She has been working as a secretary for 2 years.
4. My father is reading a newspaper. He started 2 hours ago.
=> My father has been reading a newspaper for 2 hours.
5.My sister began to study English a year ago.
=> My sister has been studying English for 1 year.
6.Scientists began to fight against AIDS in 1980.
=> Scientists have been fighting against AIDS since 1980.
7.The Browns have been living in London for 20 years.
=> The Browns began to living in London 20 years ago.
8. John has worked for this electronics firm since 1999.
=> John started working for this electronics firm in 1999.
9. Women have been fighting for their rights since the middle of the 20thcentury.
=> Women began to fight for their rights in the middle of the 20th century.
10. Jack and Jill have learned to drive for 2 weeks.
=> Jack and Jill started learning to drive 2 weeks ago.
11. How long have you studied English?
=> When did you started studying English?
12. When did you begin to do research on lung cancer?
=> How long have you begun to do research on lung cancer?
C-

S + V HTHT – PĐ + ………… +before
↔ It / This is the first time + S + V HTHT – KĐ +………… (bỏ before)


Rewrite the following sentences, using the words given:
Ex : I haven’t seen that film before.
(It / This is the first time I have seen that film.
1.My father hasn’t driven a car before.
=> This is the first time my father has driven a car.
2.I’ve never met such a famous singer before.
=> It’s the first time I have met such a famous singer.
3.She has never been to the ballet before.
=> It’s the first time she has been to the ballet.
4.She hasn’t drunk Coca Cola before.
=> This is the first time she has drunk Coca Cola.
5.I have never read this book before.
=> It’s the first time I have read this book.
6.I have never met such an intelligent student before.
=> It’s the first time I have met such an intelligent student.
7.This is the first time my grandfather has been to

1. It's two years since I had a holiday.
-> I have.....had a holiday for 2 years.....
2. This is my first flight to Hanoi
-> I have never.flown to Hanoi before...
3. This is my first visit to Singapore.
-> I have not.visited to Singapore before....
4. When was the last time Paul came to paris ?
-> When did...Paul come to paris ?....
5. This is the second time she has seen that film.
-> She has...ever seen that film before.....
6. I haven't been to the cinema for three months
-> The last time....I went to the cinema three months ago.......

viết lại câu sao cho không đổi nghĩa

1)this is the first time we've done this kind of work:

we have never done this kind of work before

2)I last saw him when I was a student:

I haven't seen him since I was a student

3)how long have Cathrine and henry been angaged?:

When were Cathrine and henry angaged?

4)It is ages since Alan visited his parents:

Alan hasn't visited his parents for ages

5)I haven't laughed so much for ages :

It's ages since I last laughed so much

6)John has not had his hair cut for over 6 months:

It's over 6 months since John last had his hair cut

7)I haven't spoken to her for two weeks:

the last time I spoke to her was two weeks ago

8)he fell ill on friday morning:

he has fallen ill since friday morning

9)the last time I saw her was at Peter's party

I last saw her at Peter's party

10)I haven't played tennis since 1990:

the last time I played tennis in 1990

11)I haven't been to Bristol for three years:

I last went to Bristol three years ago

12)I've never met such a famous person before

This is the first time I have met such a famous person

13)I haven't seen him since I was a student:

I last saw him when I was a student

14)I last heard from him in July:

I haven't heard from him since July

15)the last time she wrote to us was last year:

she hasn't written to us since last year

16)It's the first time she has seen that boy:

She's never seen that boy before

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