ex4 : put the verbs into the correct tense , past simplete or present perfect :
1. Have you ever been / have been
-> thì HTHT ,dấu hiệu : ever
-> has/have + S + Vpp
-> S + has/have + Vpp
2. went
-> thì QKĐ diễn tả sự việc đã xảy ra trg quá khứ
3.did you meet
-> Hỏi đã gặp khi nào dùng thì QKĐ
-> DID + S + V-inf
4. hasn't phone
-> S + hasn't/haven't + Vpp
5. have known
-> S + has/have + Vpp
6. lived
-> thì QKĐ, dấu hiệu : in 1999
-> S+Ved/cột 2
7.didn't see
-> thì QKĐ , dấu hiệu : yesterday morning
-> S + didn't + V-inf
8.painted
-> thì QKĐ , diễn tả sự việc đã xảy ra
9. left
-> thì QKĐ , dấu hiểu : last night
-> S + Ved/cột 2
10. have tought
-> thì HTHT , dấu hiệu : for over five years
-> S + has/have + Vpp + ...
Xin hay nhất ạ
@Chaeyoung
