用所给单词的正确形式填空。
【小题1】You should ______ (drink) plenty of water every day.
【小题2】Do ______ (cross) the road on a green light.
【小题3】Don’t go to bed without ______ (finish) the homework.
【小题4】There are ______ (any) classmates in the classroom.
【小题5】There aren’t ______ (some) classmates in the classroom after school.
【小题6】I have a lot of ______ (money).
【小题7】Do finish the homework on time ______ (if) you want to play games.

You can _______ CN tower there. (   )

A．visits

B．visit

用动词适当形式填空。
1. Listen! Who___________(sing) in the room?
2. ---Where is your father?
---He___________(fix)the clock now.
3. It’s 8:00. The Greens______________(watch) TV.
4. Look! Some children________(clean) the classroom.
5. ---_______your brother_______(play) basketball every day?
---No, just on weekends.
6. My brother can’t_______(play) chess.

They should these rules at the airport.  (   )

A．to obey

B．obey

C．obeyed

D．obeys

I didn't ______ to school yesterday. I ______ sick. ( )

A．go; was

B．went; am

C．went; was