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题目内容
（安阳师范学院—大学英语）
[单选题,2分] We had to leave quietly ________ disturb other people.
A.as so not to
B.so as not to
C.not so as to
D.so not as to
A.as so not to
B.so as not to
C.not so as to
D.so not as to
参考答案