If you don"t know the meaning of a word, you should _____ in the dictionary.

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If you don"t know the meaning of a word, you should _____ in the dictionary. [ ]
A. look it up
B. look it over
C. find it out
D. look for it

答案

举一反三

At last the inventor               an idea.    [     ]
A. came up with
B. came true
C. pointed to
D. opened to

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I              some clothes to charity because they were too small for me.    [     ]
A. gave out
B. gave away
C. gave off
D. gave up

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Don"t               . Become a volunteer today.    [     ]
A. put it off
B. put off it
C. put it on
D. put on it

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At last her money for singing lessons _________.    [     ]
A. ran out of
B. ran out
C. ran away
D. ran after

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The radio is too noisy. Would you please __________ a little?    [     ]
A. turn it down
B. turn it up
C. turn it on
D. turn it off

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