标题: 大全19 [打印本页] 作者: Cathelin 时间: 2004-4-14 01:12 标题: 大全19 大全19 19. A President entering the final two years of a second term is likely to be at a severe disadvantage and is often unable to carry out a legislative program. (A) likely to be at a severe disadvantage and is often unable to (B) likely severely disadvantaged and often unable to (C) liable to be severely disadvantaged and cannot often (D) liable that he or she is at a severe disadvantage and cannot often (E) at a severe disadvantage, often likely to be unable that he or she can 白用在解释 B选项时，最开始说unable前省略了BE动词，我想问的是原文的BE难道不是系动词吗？省略它难道不行吗？难不成他说的是s likely to中的IS是助动词而非系动词，再退一步说，IS就怎么是助动词了？或许是我小时的语法基本功没打牢实吧！ 不好意思了，请教各位！作者: tianwan 时间: 2004-4-14 07:57
be在这里是不是助动词我不知道，不过be likely to, be unable to 都是所谓的半助动词，是一个整体，最好不要拆开。作者: Cathelin 时间: 2004-4-15 09:09