If nature does not provide man with the necessary material, it is the laboratory

游客2025-03-25 5

问题 If nature does not provide man with the necessary material, it is the laboratory ______ he will turn to for it.

选项 A、where
B、which
C、that
D、what

答案 C

解析本题考查强调句的用法，强调句型的结构是：“It is/was+被强调的部分+ that/who/whom+句子的其他部分”。

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Mostofthethird-yearstudentsinourlaboratoryareoccupiedwithexperiments.