根据句意写单词或用所给单词的适当形式填空。
【小题1】It’s time _____ go to school.
【小题2】The tiger is _____ (danger). Don’t go near it.
【小题3】Don’t _____ (feed) the animals.
【小题4】You are _____ (safe) at school.

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!

Circle and correct the wrong one:She forgets to bringsher pen.______
A B    C

Do you want _______ home? ( )

A．go

B．go to

C．to go to

D．to go

I want ______join the club.（   ）

A．in

B．to

C．on