the reason, it is for sure that yawning can be passed from person to person.A. WhateverB.

发布时间:2020-08-16 21:42:17

     the reason, it is for sure that yawning can be passed from person to person.
A. Whatever
B. Wherever
C. Whichever
D. However

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(答案→)A. Whatever
B. Wherever
C. Whichever
D. However
解析:考察从句连词选择。Whatever无论什么 ,用语名词前,wherever无论何地,作地点状语 whichever无论哪一个,用于有范围的时候  however无论多么,用语形容词前
句意为,无论是什么原因,可以肯定的是打哈欠是可以从一个人传染到另一个人的。
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