1 . Sally thought hard and ________ that problem in the end.
A.looked out | B.took out | C.put out | D.worked out |
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2 . —Do you know how to pronounce this word?
—Yes, I ________ in the dictionary yesterday.
—Yes, I ________ in the dictionary yesterday.
A.looked it up | B.worked it out | C.gave it up | D.made it up |
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3 . 我能够解决那个问题。
I could________ ________ that problem.
I could
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