He often tells the children _______ when they play water sports.[ ]A. be ca

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He often tells the children _______ when they play water sports.[      ]
A. be careful
B. to be careful with
C. to be careful
D. not be careless

答案

举一反三

The book is very easy _________.         [     ]
A. read
B. reading
C. to read
D. reads

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When we talked about the computer, he pretended _______ an expert.    [     ]
A. to be
B. being
C. be
D. is

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I’m not sure, but he’s supposed        sometime next week.       [     ]
A. return
B. returns
C. to return
D. returning

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My job is feeding the cat. Now it"s your turn      the dog.[     ]
A. feeding
B. to feed
C. to have fed
D. being fed

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—What about going swimming with me?
—Sorry. I have a lot of homework _____. [     ]
A. to do
B. done
C. do
D. to be done

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