用所给词的适当形式填空。

Simon never puts up his hand in the class．He is very ________(active)．

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You must obey his order because he is one of our ________(lead)．

用所给词的适当形式填空。

I decided to choose“A”after ________(compare)the four choices carefully．

用所给词的适当形式填空。

Thank you for ________(recommend)me as the chairperson．

用所给词的适当形式填空。

There is a watch ________(lie)on the floor．

用所给词的适当形式填空。

Please continue ________(write)Sandy's diary, for April 3rd．

用所给词的适当形式填空。

Older people must ________(speak)to politely．

用所给词的适当形式填空。

Our knowledge of the universe ________(grow)all the time．

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The boy felt ________(true)sorry for his mistakes．

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Their school is 100 years old．The ________(celebrate)is coming．