用所给单词的适当形式填空。

It’s cold today．We must keep the windows ________．(close)

用所给单词的适当形式填空。

Daniel and his friends enjoyed ________(they)at the robot exhibition center last week．

用所给单词的适当形式填空。

You’d better ________(buy)a new pair of shoes．

用所给单词的适当形式填空。

Are you ________(interest)in the robot that can do homework?

用所给单词的适当形式填空。

Mr．Hu told us to do our homework as ________(quick)as we could．

用所给单词的适当形式填空。

I think English is ________(difficult)than science．

用所给单词的适当形式填空。

Millie is good at ________(dance), but Amy isn’t．

用所给单词的适当形式填空。

It’s spring．The ________(leaf)on the tree have turned green．

用所给词的正确形式填空。

Earth will be too polluted ________(live)on．

用所给词的正确形式填空。

They make him ________(water)the flowers．