一、
1. children
2. snowy
3. got a surprise
4. friendly
5. joined

二、
1. D
2. B
3. C
4. C
5. B
6. A
7. A
8. A
9. B
10. C

一、
1. children
2. snowy
3. got a surprise
4. friendly
5. joined

二、
1. D
2. B
3. C
4. C
5. B
6. A
7. A
8. A
9. B
10. C