问题
选择题
--I can' t find Mike. Could you tell me ?
--He is in the library.
A. what he is B. how he is C. where he is
答案
答案：C
考查宾语从句的用法。该句属于含有疑问词的宾语从句，其中用疑问词做连词；根据答语的“in the library”确定使用where“在哪里”提问。
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