【題目】There’s no way of knowing why one man makes an important discovery __________ another man, also intelligent, fails.

A.whileB.whenC.whereD.why

【答案】A

【解析】

考查并列連詞。句意:沒有辦法知道,為什么一個人能做出重大發(fā)現(xiàn)而另外一個一樣聰明的人卻不能。A. while當……的時候,然而;B. when當……的時候;C. where 哪兒;D. why為什么。根據(jù)句意,one mananother man之間是對比關系,應翻譯為“然而”。故選A。

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