She is making cheap, but stylish clothes. [ ]A. expert about B.

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She is          making cheap, but stylish clothes. [     ]
A. expert about
B. expert at
C. expert with
D. expert to

答案

举一反三

Although the medicine can cure you ____your illness ,it has a bad effect ____ you. [     ]
A. for; in
B. for; on
C. of; on
D. of ;at

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After his wife"s death, it took him two years to get back          .    [     ]
A. in his feet
B. on his feet
C. with one"s feet
D. at his feet

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Only our party"s policies will put the country back _     again.     [     ]
A. on its foot
B. on its feet
C. in its foot
D. in its feet

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I"m tired now because I have been _    the whole day.      [     ]
A. on foot
B. on my feet
C. off my feet
D. under my feet

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—Shall we go by car or walk there?
—It"s quicker to go         during the rush hour, I think.      [     ]
A. on feet
B. on foot
C. by foot
D. by feet

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