1. You can't make a noise in the classroom（改为祈使句）      
                  a noise in the classroom.    
2. Run in the classroom（改为否定祈使句）     
                 in the classroom.    
3. Don't fight in school.（改为同义句）      
                   in school.    
4. He has to wear a school uniform at school.(改为一般问句）      
           He        to wear a school uniform at school?    
5. We can eat in the classroom.（改为否定句）      
We           eat in the classroom.

1. Will you please sing a song for us?（改为祈使句）
    ___________ a song for us.
2. You should take some medicine if you have a cold. （对画线部分提问）
    ___________ I ___________ if I have a cold?
3. He is riding a bike now.（用yesterday afternoon改写）
    He ___________ a bike ____________.
4. He did the laundry last night.（改为否定句）
    He ___________ the laundry last night.
5. She has a headache.（对画线部分提问）
    ____________ with her？

1. — What are you going to be                      (你长大了)?
    — I'm going to be a basketball player. (when)
2. Ann is only five years old. She is                       (太小而不能上学). (too)
3. I                      (数学学得好) this term than I did last term. (do)
4. Would you                          (不要把音乐的声音调大了)? My baby is sleeping. (mind)
5. It's a bad habit to                          (开着灯睡觉). (with)
6. Why not consider                          (给他提供信息) about student exchange programs? (provide)
7. — Do you know the boy                            (被那个大学生救起的)?
    — Yes, he's my classmate. (who)