用括号中所给词的适当形式填空

The computer room must be always kept _______ (clean).

用括号中所给词的适当形式填空

He made a shelf _______ (care) to keep his new books.

用括号中所给词的适当形式填空

You will find Wu Dong _______ (interest) if you talk with him.

根据句意，用括号中所给词的正确形式填空

I spend the whole afternoon ________ the model plane. (make)

根据句意，用括号中所给词的正确形式填空

After the presents_________, Betty ate the big cake with her friends. (open)

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Please tell us your_________ in Africa. (experience)

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There are many_________ between living in the city and living in the country. (different)

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It's my _______ to help you. (please)

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On May Day the factory was decorated in _______ colors. (amaze)

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The workers are busy ______ the high buildings. (build)