问题 改错题
小医生,下列各句均有一处错误,请找出并改正。
1. When I got there, they are cleaning the room.          
2. He knows many about computers, doesn't he?              
3. The teacher has no chair to sit.                        
4. What is most popular piece of music at the moment?      
5. I have finished my work two days ago.                  
6. Dalian Football Team is one of the best team in china.  
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答案

1. are cleaning→were cleaning 2. many→much  3. to sit →to sit on

4. most→the most  5. have finished→finished  6. team→teams 

单项选择题
单项选择题