16. not comeback (may+ V)

17. are always fond of reading

- children số nhiều=> tobe chia là are

- tobe fond of+ Ving: thích làm gì

18. to stop smoking

try+ to V: cố làm gì

stop + Ving: dừng làm gì

19. took

last year=> qkđ(S+Ved/cột2)

20. đi not buy

yesterday=> qkđ(S+Ved/cột2)

21. will try

next semester=> TLĐ(S+ will V)

22. wasn't

ago=> QKĐ(tobe=> was/were)

23. is preparing

at present=> HTTD(S+ tobe+ Ving)

Their mother=>  S số it=> tobe chia là is

24. Did they move

in 2000=> qkđ(S+Ved/cột2)

25. gave

ago=> qkđ(S+Ved/cột2)

26. are sleeping

Có dầu chấm than=>câu cảm thán=>HTTD(S+ tobe+ Ving)

My younger brother số ít=> tobe chia là is