38.He started living in Hanoi when he was 12

40.I didn't see her a long time ago

41.When did you start learning French?

42.How long have you listened to classical music?

43.I haven't seen her for 10 years

44.When did you buy this car?

45.I haven't read it before

1. How often is it since you last saw Tom ?

=> When ....did you see Tom.........

2. How long have you learnt French ?

=> How long ago ....did you learn French........

3. When did you start to listen to classical music ?

=> How long .......have you listened to classical music...............

4. It's a pity, I can't play the piano

=> I wish ......I could play the piano

viết lại câu :

1. How often is it since you last saw Tom ?

=> When .............did you last saw tom ?.......................................

2. How long have you learnt French ?

=> How long ago .....did you learn french ?................................

3. When did you start to listen to classical music ?

=> How long .................have you listened to classical music ?...................................

4. It's a pity, I can't play the piano

=> I wish .....i could play the piano.............................................

viết lại câu :

1. How often is it since you last saw Tom ?

=> When did you see Tom ?

2. How long have you learnt French ?

=> How long ago did you start learn French ?

3. When did you start to listen to classical music ?

=> How long have you listened to classical music ?

4. It's a pity, I can't play the piano

=> I wish I could play the piano

-----------------------Chúc bạn học tốt-------------------------

Rewite the following sentences with the words given:

1. He has live in Hà Nội since he was 12.

-> He started living in Hanoi when he was 12.

2. I haven't met her for a long time

-> I didn't.meet her a long time ago

3.How long have you learnt French?

-> How long ago have you started learning French?

4. How long have you bought this car?

 -> When did you buy this car?

5. When did you start to listen to classical music?

->How long have you listened to classical music?

6. I saw her 10 years ago

-> I haven't seen her for 10 years

~.~

oc cho

ko làm ko giúp đc thì dừng chửi người khác 

1. He started being her when he was 12.

2. Lan didn't write to me a month ago.

3. My father has given up smoking since last year.

4. How long have you listened to classical music ?

5. I haven't seen her for 10 years.

6. When did you buy this car?

VI. Rewrite so that the second sentence means nearly exactly the same as the first one.
We have learnt English for 4 years.
We started to learn English 4 years ago.
My father started to give up smoking last year.
My father has given up smoking for a year.
They have worked in that factory since 2001.
They started to work in that factory in 2001.
Lan hasn’t written to Maryam for a month.
Lan didn’t write to Maryam a month ago.
Ha has lived in Hanoi since he was 12.
He started to live in Hanoi when he was 12.
I haven’t seen her for a long time.
I didn’t see her a long time ago.
How long have you learnt French?
How long ago did you learn French?
When did you start to listen to classical music?
How long have you listened to classical music?
I last saw her 10 years ago.
I haven’t seen her for 10 years.
How long have you bought this car?
When did you buy this car?

 1 .We started to learn English 4 years ago.

 2. My father has given up smoking for a year.

3. They started to work in that factory in 2001.

4. Lan didn’t write to Maryam a month ago 

5.He started to live in Hanoi when he was 

6.I didn’t see her a long time ago.

7.How long ago did you learn French?

8 How long have you listened to classical music?.

9. I haven’t seen her for 10 years.

10. When did you buy this car?

6. i haven't seen her for a long time

->i didn't see her a long time ago

7. how long have you learnt french?

->how long ago did you start learning French?

8. when did you strart to listen to classical music?

->how long have you listened to classical music?

9. i last saw her 10 years ago

->i haven't seen her for 10 years

10.how long have you bought this car

->when did you buy this car?

11. this is the first time he went abroad

->he hasn't gone abroad before

12.she started driving 1 month ago

->she has driven for 1 month

13.we began eating when it started to rain

->we have eaten since it started to rain

14.it is a long time since we last met

>we haven't met for a long time

15. when did you have it

->how long have you had it?

6. i haven't seen her for a long time->i didn't ..see her a long time ago .........

7. how long have you learnt french?->how long ago.....did you start learning EL ? .......

8. when did you strart to listen to classical music?->how long have you listened to classical music ?

9. i last saw her 10 years ago->i haven't seen her for 10 years

10.how long have you bought this car->when did you buy this car ?

11. this is the first time he went abroad->he hasn't gone abroad before

12.she started driving 1 month ago ->she has started driving for 1 month

13.we began eating when it started to rain ->we have eaten since it started to rain

14.it is a long time since we last met>we haven't met for a long time

15. when did you have it->how long have you had it ?

Chúc bạn học tốt

6. I didn't see her a long time ago

8. How long did you start to listen to classical music?

9. I haven't seen her for 10 years.

10. When did you buy this car

11. He hasn't gone abroad before

12. She has started driving for 1 month

13. We have begun eating since it started to rain\

14. We haven't met for a long time

15. How long did you have it

It isn't nesscary for you to go to school so early.

- You don't need to go to school so early.             Hiện tại đơn

when did you start to learn english

- how long have you learnt English?               Hiện tại hoàn thành

- How long has she worked for an ABC bank?

- when did she start working for an ABC bank?                     - Qúa khứ đơn

when did you first know that teacher?

- how long have you known that teacher?                           - HTHT

she started to play the guitar two months ago?

- she has played the guitar for two months.                       - HTHT