巧妙避开非谓语动词的重重陷阱

摘要

陷阱一 形式上考查非谓语动词,实质上考查省略句 考例1 There are some health problems that,when__in time,can become bigger ones later on.[2013年浙江卷,19] A.not treated B.not being treated C.not to be treated D.not have been treated [解析]答案为A.句意:有些健康问题如果不及时治疗,不久可能就变成大问题.when后面如果用完整的句子表达,它的主语就是problems,因此主语和它后面的be 动词可以一起省略,相当于“when they are not treated”.