The teachers _________ football. (   )

A．is playing

B．is play

C．are playing

D．are play

His hobby  ____ playing basketball. ( )

A．are

B．is

C．\

Sue ______ wearing a yellow skirt. (   )

A．are

B．is

用be动词适当形式填空。
1. I  ____ an English teacher now.   
2. She ____ happy yesterday. 
3. They ___ glad to see each other last month.  
4. Helen and Nancy _____   good friends.   
5. Look, there ____ lots of grapes here.   
6. There ___a sign on the chair on Monday.

Tomorrow will   _____ warm in Dali.

A．Am

B．Be

C．are