You need _____ your room every day. [ ]A. clean B. cleaning C. to clean D. c

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You need _____ your room every day. [ ]
A. clean
B. cleaning
C. to clean
D. cleaned

答案

举一反三

The doctor did what he could _____ the dying man. [ ]
A. save
B. to save
C. saved
D. saving

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My roommate often asks me _____ her to play chess. [ ]
A. teach
B. teaching
C. to teach
D. taught

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He"ll use what he has _____ her a new dress. [ ]
A. bought
B. to buy
C. buying
D. been bought

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The teacher asked Ben _____ a difficult question in class.[ ]
A. answer
B. answering
C. to answer
D. answered

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—_____ more about tomorrow"s weather, call 121.
—OK, I will. Thank you. [ ]
A. Know
B. Knowing
C. To know
D. Known

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