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).

Nice ______ meet you, Tom. （   ）

A．for

B．in

C．to

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

选词填空。
A. to    B.for
【小题1】It’s time _____ go to school. （_______）
【小题2】It’s time _____ clean the blackboard. （_______）
【小题3】It’s time _____ maths class. （_______）
【小题4】It’s time _____ go to bed. （_______）
【小题5】It’s time _____ art class. （_______）

—Nice to meet you. (  )
—Nice ______ meet you, ______.

A．too; to

B．to; too

C．to; two