2012年大学英语六级语法：so as to

会计考友

1） 表示目的；它的否定式是so as not to do。
- |8 r: G9 \  E1 R* S5 B　　 Tom kept quiet about the accident so as not to lose his job.　
　　 汤姆对事故保持沉默是为了不丢掉他的工作。
9 B  g* y3 M( S+ G6 u. _　　 Go in quietly so as not to wake the baby. wｗw.ExamＷ.CoM
+ M- S8 g- x% L7 N& T( E　　 轻点进去，别惊醒了婴儿。
2)　so kind as to ---劳驾
　　 Would you be so kind as to tell me the time?
　　 劳驾，现在几点了。