一、答案
| 1 | 2 | 3 | 4 | 5 | 6 |
| C | B | A | D | D | D |
二、答案
| 1 | 2 | 3 | 4 |
| C | D | B | E |
三、答案
1. haveto
2. she can't
3. Where can
4. Does; do
5. Don't turn
6. got to
四、答案
1. At home: clean my room；practice playing the piano；do homework；wash clothes
2. At school: wear a uniform；listen to the teacher carefully；have classes；do sports（答案仅供参考）