One of the good things about the use of noise-killing system is _________ it saves the need for a si

题目简介

One of the good things about the use of noise-killing system is _________ it saves the need for a si

题目详情

One of the good things about the use of noise-killing system is _________ it saves the need for a silencer.
A.whetherB.thatC.howD.why
题型:单选题难度:中档来源:不详

答案

B
本题主要考查表语从句中连接词的选用。选项A表示不确定的语气;选项B表示确定的语气;选项C表示方式;选项D表示原因。根据句子内容及语气——陈述、肯定可知,本题的正确答案选B。

更多内容推荐