1. Who _____ over there now?    [ ]

A. singing  

B. are sing  

C. is singing  

D. is sing

2. It’s 8 o’clock. The students _________ an English class.  [ ]

A. have  

B. having  

C. is having  

D. are having

3. Listen! The baby _______ in the room.  [ ]

A. crying  

B. cried  

C. is crying  

D. cries

4. Look! Lily and Lucy ________ photos.[      ]

A. are take  

B. is taking  

C. taking  

D. are taking

5. What are the boys doing in the river? They ______.     [ ]

A. are swiming  

B. are swimming    

C. swimming  

D. are swim