5. didn't go
yesterday -> QKĐ
6. goes
often -> HTĐ
7. gets
often -> HTĐ
8. is watching
It is 9:00 (bây giờ là 9h) -> HTTD
9. will go
tomorrow -> TLĐ
10. Will, see
next week -> TLĐ
11. will go
tomorrow -> TLĐ
12. will plant
next month -> TLĐ
13. see
always -> HTĐ
14. Does, take
often -> HTĐ
15. doesn't drink
frequently -> HTĐ
16. were
last year -> QKĐ
17. was not
yesterday -> QKĐ
18. was not
last week -> QKĐ
19. will do
tomorrow -> TLĐ
20. are not
they là chủ ngữ số nhiều nên be chuyển thành are
21. didn't eat
yesterday -> QKĐ
22. are travelling
At present -> HTTD
23. didn't go
two years ago -> QKĐ
24. didn't take
last week -> QKĐ
25. is coming
Look! -> HTTD
26. gave
6 months ago -> QKĐ
27. Did, enjoy
last night -> QKĐ
28. went
last winter -> QKĐ
29. did you leave
yesterday -> QKĐ
30. did Ba receive
last week -> QKĐ