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.

Let’s _________ to the library. （  ）

A．go

B．goes

C．going

They will ________ some red apples.  (   )

A．pick

B．picks

C．to pick

May I ______ to John? （   ）

A．speaking

B．speaks

C．speak

I am eating dumplings. Do you want to ______ one? ( )

A．tastes

B．taste

C．tasting