改写单词
1. I ______ (live) in a small town when I was a child.
2. Mike ______ (see) a big tiger at the zoo last Sunday.

What ________you ________last Sunday? (   )

A．do; do

B．does; do

C．did; do

翻译下列句子（用过去式）
1. 爱迪生发明了电灯。
___________________________________________________
2. 卓别林演出了很多有趣的电影。
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3. 冼星海是一个音乐家。
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4. 齐白石是一个画家。
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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!

We didn’t go to zoo yesterday, we _____ to the park. (    )

A．go

B．gone

C．went