问题补充：
Please check the list carefully make mistakes.
A. so not as to
B. so as not to
C. so as to not
D. not so as to
答案：
A. so not as to
(答案→)B. so as not to
C. so as to not
D. not so as to
解析：句意：请认真检查一下清单为了不犯错误。短语：为了做某事so as to，它的否定形式在to 前面加not，所以选B。
