D)
Hear-heard. Make-made
See-saw. Leave-left
Give-gave. Keep-kept
Say-said. Eat-ate
Drink-drank. Go-went.
C) 16. Saloon
17. Restaurant
18. Post office
19. School
20.Hotel
E) 31. Paul found...
32. My brother spent...
33. We decided...
34. I knocked..
35. He said...
36. We met..
37. I heard...
38. Albert Einstein died...
39. I read....
40. He was so happy that he jumped..
A) 1. Introduce
2. Ghost
3. Weekly
4. Mines
5. Naughty
6. Ruined
7. Puzzled
8. Warried
9. Knock
10. Rush
B) 11.-E
12.- A
13.-B
14.-F
15.- C