[题目]Scientists study human brains work to make computers.A.whenB.howC.thatD.whether 题目和参考答案——青夏教育精英家教网—

【题目】Scientists study ____ human brains work to make computers.
A.when
B.how
C.that
D.whether

【答案】B
【解析】本题考查宾语从句。句意：科学家为了制造计算机研究人脑如何工作.。“____ human brains work”在句中作宾语，是一个宾语从句，分析宾语从句的结构，可知此从句缺少状语，故填关系副词，修饰work，根据句意可知how合题意。

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