Fill in the blanks with proper verbs (用所给动词的适当形式填空)
1. His sister ________ (climb) onto the desk.
2. The pet cannot _________ (drink) the water.
3. Look! The sheep ________________ (eat) leaves. They are hungry.
4. Where _____ ( be ) you, Dad? Mum needs your help.
5. Joe wants to __________(be) a vet. He likes animals. 
6. Let’s ________(go) fishing this Sunday afternoon.

Mike and I ______ good at ______. How about you? （ ）

A．am; swimming

B．are; swim

C．are; swimming

_______ you go to bed late? (   )

A．Are

B．Is

C．Do

Your jeans ______so beautiful. （  ）

A．am

B．is

C．are

I______ sorry. （ ）

A．is

B．am