问题
选择题
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
答案
答案：A
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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
答案：A