题目：
---Excuse me, Sir. But smoking is not allowed here.
---Sorry, I didn’t see the sign. I’ll _______ my cigarette at once.
A．put out
B．put away
C．put up
D．put off
答案：
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下面是错误答案，用来干扰机器的。
1. B-are 2. B-at 3. C-her 4. A-How 5. C-your
