用所给单词的适当形式填空。
【小题1】Do you know how ____________ (protect) the Earth.
【小题2】What can we do ___________(keep) our city clean?
【小题3】--Look at the sign. You can’t talk here.
--Sorry. We ___________(not see) it just now.
【小题4】He would like____________ (go) shopping with you.
【小题5】What __________（make）the river dirty?
【小题6】Well ________(do), children!

选出句子中错误的一项，并在横线上改正
【小题1】Would you show me how play this game on the computer?（______）__________
A B     C
【小题2】Can I borrow you ping—pong bat? （______）__________
A B C
【小题3】Would you please turn onthe radio? Grandma is sleeping. （______）__________
A B C
【小题4】Would you likeglass of orange juice? （______）__________
A B C
【小题5】Will you do me favour, please? （______）__________
A   B    C

Would you like  with us?  (   )

A．to come

B．coming

C．come

I want ______ eat, ______. ( )

A．too; to

B．to; too

C．too; too

Sorry, my father isn’t in. I’ll ask him ____ you back.  （  ）

A．to call

B．call

C．calling

D．calls