2.They ( build ) ……have built…….. this hospital since last December.

3. What …did……your father ( do) ……do……. at this time yesterday? He (watch) ……watched…TV

4. Were They(practice) …practicing………( rehearse ) …rehearsing………a play at 5p.m last Sunday? No, they …weren't.. They ( sing ) ………were singing…….English songs.

5. I don’t think I (go)………will go…… out tonight. I’m too tired.

6. Where…did…….. you (used )....use………(spend)……spend………... your summer holiday , Tam ?

7. In my country it (not rain)……………………doesn't rain………………… much in winter.

8. I (not know)…………don't know………. how to dance when I (be)…was……... six years old.

9. My father (not like)……………didn't like……………… drinking beer but yesterday he (have)…had….. two big glasses of beer because he (be)………was……. happy to receive my mother’s news.

10. Last week I (send)……sent………. Mary a letter but she (not reply)………didn't…reply……since then and I (be)……am…………. very sad now.

11. My parents (help)…was helping… me ( do ) ……did…….my homework at 8p.m yesterday.

12. Paul (be)…is………. used to ( speak ) ……speaking………… outside the class. 

Mong chủ tuss cho mình 5*+cám ơn+ctlhn nhé💖💖mơn ạ❣❣

Đáp án+Giải thích:

2.have built→ thì hiện tại hoàn thành

3.did...do/watched→thì quá khứ đơn

4.Were...practicing rehearsing/weren't/were singing→thì quá khứ tiếp diễn

5.will go→ thì tương lai đơn

6.did...use spend→ thì quá khứ đơn

7.doesn't rain→ thì hiện tại đơn

8.don't know/was→ thì hiện tại đơn/thì quá khứ đơn

9.didn't like/had/was→ thì quá khứ đơn

10.sent/didn't reply/am→ thì quá khứ đơn/thì quá khứ đơn/thì hiện tại đơn

11.was helping/did→ thì quá khứ tiếp diễn/thì quá khứ đơn

12.is/speaking→ tobe + used to+ V-ing