Cho mk xin hay nhất
2.This is the first time I have eaten this kind of food.
3.It has rained for an hour.
4.The last time i visited my grandfather was two months ago.
5.I began studying English three year ago.
6. It's nearly five years since my brother saw his best friend.
7.How long have you learned English?
8.We have lived here for fifteen years.
9.She hasn't visited me for five years.
10.I haven't written to my uncle since July.
11.We have become close friend for a long time.
12.Minh has collected stamps since 2000.
II.
1.He hasn't gone abroad before .
2.She has driven for 1 month .