◎ 题干
Burglar alarms ________ at any time of the day or night serve only to annoy.
A.go offB.that are going of
C.that go off D.which going off
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Burglar alarms ________ at any time of the day or night serve only to annoy.A.go offB.that are going ofC.that go off D.which going off…”主要考查了你对  【动词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。