【題目】Many people see the computer as a “magic box”, and are not concerned with ______ it works.

A. that B. whether C. how D. if

【答案】C

【解析】考查賓語從句。how引導(dǎo)賓語從句，表示方式。句意：很多人把計算機看成魔術(shù)盒，并不關(guān)心它是如何工作的。

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