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

1. How long have you done your homework?

2, How long is it since you began to play for the school soccer team?

C

c. How long is it since you rode a bike?

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.............................................

1. How long have you learnt English ?

=>When did you learn English?

2.When did you first know Maryam ?

=>How long is it since you first knew Maryam?

3. When did pepole first use the telephone ?

=>How long is it since people first used the telephone?

4.When did you start saving money ?

=>How long have you saved money?

1.He hasn't written to me for two months. -->It has been.....2 months since he last wrote to me....

2. When did people first you the telephone? --> How long is it .....since people first used the telephone..........

3. When did you start saving money? --> How long .......have you saved money.................

4. I last talked to her in 2004. --> I haven't ....talked to her since 2004..................

5. We need to ___better___________ our standards of life. ( well) *

6. George's ______fondness______ for pink clothes was well known. ( fond) *

7. Primary is free and ______compulsory_______ for aall children six and eleven in Viet Nam. ( compell) 

8. She is old enough to live ____independently_______ (depend).

9.We enjoyed the______peaceful____ atmosphere in Hue (peace)

10.The scores of those students are always ___impressively______ high. (IMPRESS)

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

Đáp án: A

Dịch: Bạn đã có nó bao lâu rồi?

-> How long is it since you started learning English?

-> How long have you been studying English for?

-> How long ago did you start learning English?