1.had known - would have gone

2.would have bought

3.will buy

4.could have seen - had gone

5.hadn't been

6.isn't

7.returned

8.doesn't rain

9.didn't invite

10.would you do - were

11.will buy

12.had driven - wouldn't have had

13.make -will get

14.would be

15.had gone-would have met

16.ask

17.would have invited

18.will bark - hears

19.had

20.won't let - come

21.don't go - will send

22.were - would accept

23.won

24.were - would tell

25.had had - would have gone

26.had known - would have come

27.will we do

28.would write 

29.were - would know

30.eat - won't get

31.comes -will lose

32will let-find 

33.lived

34. arrived

35.will phone

36.would give

37.would give

38.would be

39.will have

40.will feel - stop

41.were - would help

43.will understand - speaks

44.had listened - would have performed 

1.had know........would have gone.

2.would have bought

3.will buy

4.would have seen.......had gone

5.had not been

6.isn't 

7.returned

8.doesn't rain

9.didn't invite

10.would......do.........were.

11.will buy

12.drove....wouldn't have

13.make.......will......be

14.would be

15.had gone.........would have met

16.ask

17.would have invited

18.will bark............ hears

19.had

20.won't let............. come

21.don't go............. will send

22.were .................. would accept

23.won

24.were ................... would tell

25.had .............. would have gone

26.had known....................would have come

27.will we do

28.would write 

29.were ................would know

30.eat .................. won't get

31.comes ....................will lose