阅读理解。

　　Today is Friday. The students on duty come to school early. They clean the

classroom and the blackboard . Then they put the desks and chairs in good order

(顺序) . One of them takes down(取下) an old map and puts up a new map of

world on the wall . After all this, all the students come. They sit in a nice

classroom.  Mr Zhou is very glad to see the clean classroom. He thanks them for

it.

1.Today _____ clean the classroom .

A.all the students    

B. some students  

C. one student        

D. the teacher

2. When class begins, the classroom is _____.

A. in good order    

B. on duty      

C. big      

D. not clean

3. does Mr Zhou feel when he sees the clean classroom ?

A. sad              

B. angry        

C. glad    

D. sorry