15．You may the textbook if you don’t know the answer to the question.A. refer toB. deal w

发布时间：2020-08-15 03:08:28


15．You may      the textbook if you don’t know the answer to the question.
A. refer to
B. deal with
C. look up
D. look into

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(答案→)A. refer to
B. deal with
C. look up
D. look into
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