38. Lan has lived in Hanoi since he was 12. => He started... 40. I haven't seen her for a long time. => I didn't ... 41. How long have you learnt French? => When did you start... 42. When did you start to listen to classical music? => How long... 43. I last saw her 10 years ago. => I haven't... 44. How long have you bought this car? => When did... 45. This is the first time I have read it . => I haven't...

Cách 1:
38. He started living in Hanoi when he was 12.
40. I didn't see her for a long time.
41. When did you start learning French?
42. How long have you been listening 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.

Cách 2:
38. He started living in Hanoi at the age of 12.
40. I didn't see her for a long time.
41. When did you begin learning French?
42. How long have you been listening to classical music?
43. I haven't seen her in 10 years.
44. When did you purchase this car?
45. I haven't read it yet.

I haven't read it before.

When did you buy this car?

I haven't seen her for 10 years.

How long have you been listening to classical music?