Ex 1

1.She hasn't came back to her town for 4 years

2.He has worked as a bank clerk for 3 months

3.We have flown to Singapore for 5 years

4.I haven't cut my hair since November

5.We haven't called each other for 5 months

6.We haven't met for a long time

7.How long have you had it ?

8.I haven't had this delicious meal

9.The last time I saw him was 8 days ago

10.( không biết làm )

Ex 2

1.A                                                  2.B

3.B                                                  4.B

5.C                                                  6.C

7.A                                                  8.C

9.A                                                  10.C

11.A                                                12.D

13.B                                                14.A

15.C                                                16.D

17.A                                                18.A

19.D                                                20.A

Vote cho mk 5 sao nhé . Chúc bạn học tốt