17 have never seen (HTHT, có never)

18 didn’t see (QKĐ, last Monday)

19 got (QKĐ, vế trc chia QK)

20 leaves....knows (HTĐ, think)

21 played...arrived (QKĐ, last, night)

22 will come...see(TLĐ, soon)

23 will come (TLĐ, as soon as)....are

24 will come (TLĐ, next weekend)

25 will spend (TLĐ, next summer)

26 bloom (sự thật, HTđ)

27 haven’t lived (HTHT, for 2 year now)

28 Have never forgotten....have just told (HTHT, just,never)

29 are preparing (HTTD,at the moment )

30 stayed (last)..rode...borrow (QKĐ)

31 told...visited (QKĐ, in 1970)

32 has worked (so far, HTHT)

33 worked (QKĐ,vế trc QKĐ)

34 build...fly (sự thật, HTĐ)

35 have lost (xảy ra ở QK và đem lại kết quả ở HT.....can (câu đề nghị)

36 has smoked (HTHT, for five years)

37 arrived (QKĐ)....has just gone (just, HTHT)

38 have (HTHT)

39 have you received (HTHT, yet)

40 joined...was(HĐ đã kết thúc ở ht, QKĐ)

@linanguyenpham