7C plant and trees

8C polluted

9A danger

10C against

11B destroyed

12D good idea

13D would you like to come?

14B have lunch

15A run off

16C is being installed

17D can be prevented 

18B been typed

19B be quitted with

20C has already been made

21A are still considering 

22D was made

23A is being taken

24A died/ should have been called

25B not at all

29D would look

30A were

31B explained

32A buy

33D wouldn't get 

34 if i had his number, i would phone him.

35 if were rich , i would travel around the world

36 if it weren't expensive, we would buy the motor

37 if he invited me to his birthday party,  i would come there.

38 if she understood the lesson, she would do the exercise

39 C wouldn't

40A were

41C would

42B do

1C endanger /i/ còn lại /e/

2D receipt : p câm

3C circulation

4A club. Còn lại b câm

5C threaten /e/ còn lại /i/

6D detroyed

7B get rid of 

8D be used 

9D floods