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!

I only _________ some bread for breakfast. （    ）

A．ate

B．eat

C．eating

用所给词的正确形式填空。
【小题1】Today is Peter’ s___________( nine)birthday.
【小题2】The Communist Party of China was__________(found)on July Ist, 1921.
【小题3】Look! People_________________(celebrate)National Day.
【小题4】In this picture, the family______________(be) having dinner.
【小题5】Micky,____________(open) the door, please.
【小题6】Our teacher_________(give)presents to___________(we)on Children's Day.
【小题7】In the next autumn, they had a______(celebrate) on Thanksgiving Day.

Have you________a computer? (    )

A．get

B．to get

C．got

The teacher could not make ______ because of the noise. (   )

A．him to be heard	B．himself heard
C．himself be heard	D．himself hear