Sure! Here are the correct forms of the words in brackets:

1. Did you **visit** Ha Long Bay last week?
2. She **did not buy** a new pen yesterday.
3. He **moved** to his new house last month.
4. We **learned** English 4 years ago.
5. They **did not live** in HN last year.
6. Lan **did not go** to school by bus yesterday.
7. I **helped** my mom do housework yesterday.
8. He **did not play** for Manchester last year.
9. Did you **enjoy** your vacation last week?
10. They **listened** to pop music last night.
11. I **did not have** a good time with her family yesterday.
12. Did your father **buy** you some cakes last night?
13. Last night I **visited** my friend.
14. We **did not go** to HN last week.
15. He **worked** in HN last year.
16. Did he **eat** some seafood yesterday?
17. She **did not put** her hat on the wall.
18. Did she **travel** to work by bike last week?
19. Were you **tired** yesterday?
20. When did your family **buy** this house?

Let me know if you need further assistance!