标题: ZT 提问！ [打印本页] 作者: liynn 时间: 2003-12-29 12:47 标题: ZT 提问！ 21. As part of their therapy, young polio victims learning to live with their disabilities were helped to practice falling during the 1950s, so that they could learn to fall without being hurt. (A) As part of their therapy, young polio victims learning to live with their disabilities were helped to practice falling during the 1950s (B) As part of their therapy, young polio victims learning to live during the 1950s with their disabilities were helped to practice falling (C) Young polio victims learning to live during the 1950s with their disabilities were helped to practice falling as part of their therapy (D) Young polio victims learning to live with their disabilities were helped to practice falling during the 1950s as part of their therapy (E) During the 1950s, as part of their therapy, young polio victims learning to live with their disabilities were helped to practice falling 答案E，能为我解释A，D错在哪？作者: lingxia 时间: 2003-12-29 13:42
A：falling during the 1950s，易引起歧义，认为during修饰falling，而E将时间状语提前，很好的解决了这点 D：as part of their therapy 在原句中修饰后面的整个句子，但在D中找不到修饰的对象