用所给单词的适当形式填空。
【小题1】Water is very________(use).
【小题2】We use wood________(make) chairs.
【小题3】Trees help________(keep) the air clean.
【小题4】________(protect) the Earth, we should________(save) water.
【小题5】Look! They________(do) a project.
【小题6】Please tell________(they) about Christmas.
【小题7】He starts________(sing).

My mum's going to ______ a birthday cake ______ me. （   ）

A．make, for

B．give, for

C．make, to

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.

I also ________ the theme park. ( )

A．go to

B．goes

C．goes to

I ______ it. (   )

A．loves

B．loved