一、
1. be
2. do
3. noise
4. friendly
5. dangerous
6. are playing
7. didn't notice
8. Will   be
9. drove
10. fights

二、
1. A
2. B
3. A
4. B
5. C
6. D
7. C

一、
1. be
2. do
3. noise
4. friendly
5. dangerous
6. are playing
7. didn't notice
8. Will   be
9. drove
10. fights

二、
1. A
2. B
3. A
4. B
5. C
6. D
7. C