giải giúp mình nhé có dấu hiệu nữa

1, will have

2, find

3, had fed

4, will have

5, looked

6, will happen

7, press

8, had had

9, will you stay

10, swim

11, would you choose

12, gets

13, comes

14, would call

15, will sit

16, didn't talk

17, will I do

18, had read

19, had asked

20, had

21, will go

22, would you do

23, run

24, won't be

25, can understand

26, comes

27, wouldn't have

28, had worn

29, leaves

30, would have had

31, tell

32, don't change

33, wouldn't have bought

34, hung

35, would be

36, would have brought

37, would have been

38, wouldn't have printed

39, wouldn't buy

40, would drive