GRAMMAR
a) 1. b
2. a
3. a
4. a
5. a
6. b
7. b
8. b
9. a
10. a

b) study - studied
Go - went
Drive - drove
Can - could
Wait - waited
Say - said
Think - thought
Write - wrote
Stay - stayed
Hear - heard

VOCABULARY
a) actor
Artist
Painter
Musician
Scientist

b) 1. Have
2. Get
3. Go
4. Get
5. Get

c) 1. For
2. Out
3. By
4. To
5. In

d) 1. Three weeks ago
2. Last morning
3. Last month
4. Last night
5. Last April

PRONUNCIATION
1. Waited
2. Died
3. Told
4. Found
5. Heard