题目内容
There are some health problems that , when _______ in time , can become bigger ones later on.
A. not treated B. not having treated
C. not to be treated D. not having been treated
【答案】
A
【解析】
试题分析: 考查非谓语动词。从句子结构可知动词treat和逻辑主语health problems之间是被动关系,而且是指普遍性情况,所以答案选A。句意:有一些健康问题,当不被及时治疗时,以后可能会成为大问题。
考点:考查非谓语动词。
练习册系列答案
相关题目