Newton was sitting under an apple tree ______ an apple fell onto his head. A.whenB.whileC.afterD.bef

题目简介

Newton was sitting under an apple tree ______ an apple fell onto his head. A.whenB.whileC.afterD.bef

题目详情

Newton was sitting under an apple tree ______ an apple fell onto his head.
A.whenB.whileC.afterD.before
题型:单选题难度:中档来源:不详

答案

A
本题考查连词辨析。此处when作并列连词,表示“就在此刻(and justthen)”“,突然(and suddenly)”。

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