There are some health problems that, when ______ in time, can become bigger ones later on.A.not tre

题目简介

There are some health problems that, when ______ in time, can become bigger ones later on.A.not tre

题目详情

There are some health problems that, when ______ in time, can become bigger ones later on.
A.not treatedB.not being treated
C.not to be treatedD.not have been treated
题型:单选题难度:中档来源:不详

答案

A

试题分析:句意:有一些健康方面的问题,如果不及时治疗的话,后来问题会越变越大的。空白处的完整结构应是they are not treated。当主句和从句的主语是一致,且谓语动词是be动词的某种形式,这时可以省略主语和谓语动词。故A 正确

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