Viết lại câu.

1/ I haven't seen her for 5 years.

It's.....

2/ Mary hasn't rung for weeks.

It's....

3/ I haven't eaten this kind of food for 7 years.

..

`1` It's `5` years since I last saw her

`2` It's weeks since Mary last rang

`3` It's `7` years since I last ate this kind of food

`______________________`

`-` S + have/has + not + `V_(pp)` + ... + for + time 

`->` It is + time + since + S + last + `V_(pp)` + ....

`=>` Ai đó chưa làm gì đó ... khoảng ....

`->` `=` Ai đó lần cuối làm gì đó là vào....