EX4 Chia động từ trong ngoặc ở thì Quá khứ đơn hoặc thì Hiện tại hoàn thành.
1. They (live) in Washington in 1960. *
2. We (buy) this car 2 years ago. *
3. Yesterday I (visit) my parents. *
4. What you (do) yesterday? *
A.did
B.did you do
C.have you done
D.do you did
5. It was so hot that I (go) swimming with my friends yesterday. *
6. She (come) to China four times.She loves this country *
7. We (move) here in 1998.We (be) here for a long time now. *
A.moved/ were
B.move/ have been
C.move/ are
D.moved/ have been
8. I (have) a computer since my nineteenth birthday. *
9. He (never be) in the hospital. *