Ifnaturedoesnotprovidemanwiththe

发布时间:2020-07-09 16:54:36

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













A.where












B.that











C.which











D.what

网友回答

B解析考查强调结构。本句结构为it is + 强调部分 + that从句,强调the laboratory,在句中作turn to的宾语,选B。
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