He usually ______ to school by bus, but he ______ to school yesterday. （ ）

A．goes, walked

B．go, walked

C．goes, walks

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.

Five years ago, he _________ a pupil. Now he _________ a worker. (   )

A．is; is

B．was; was

C．was; is

Ben  at six o’clock every morning. (   )

A．get up

B．gets up

C．is getting up