时态不对吧,so as to 后面的时态相当于一般现在时,不能体现完成时了。
另外感觉so as to 后面主要是目的,而so that 后面是结果
-- by 会员 sayysong (2009/12/10 15:45:52)
so as to 后面只能跟不定式了,如何改成完成时呢?
so as to become ... 不能写成 so as to have become 吧。。
感觉。。。。呃。。。。是我自己做题的语感,没仔细查过书,以后碰到好好留心留心。
-- by 会员 sayysong (2009/12/10 15:56:08)