A lot of vegetables helps you keep _______ good health. [ ]A. at B.

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A lot of vegetables helps you keep _______ good health.    [     ]
A. at
B. in
C. in
D. on

答案

举一反三

As we know, water is very important ______ us. [ ]
A. of
B. to
C. on
D. with

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Anhui is famous _____ Mount Huang. Many visitors all over the world come to visit it. [ ]
A. as
B. for
C. of
D. to

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—How much is it _____ piano lessons?
—It"s￥100.[ ]
A. of
B. in
C. to
D. for

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Mr. Black built a nice house _______ a gift _______ his wife _______ show his deep love.[ ]
A. as; of; on
B. for; as; to
C. for; by; on
D. as; for; to

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You mustn"t stay __________ late every day. It"s bad for your health.[ ]
A. of
B. up
C. for
D. on

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