单选题
______all the references to verify the information.
A、
(A) Look by
B、
(B) Look out
C、
(C) Look up
D、
(D) Look to
【正确答案】
C
【答案解析】
Look up means to search for in a reference source. Choice (A) means to overlook. Choice (B) means to be careful. Choice (D) means to rely upon.
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