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【判断题】
在上，为了防止行人滑到宜在踏步前缘设置凸缘踏步。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】按照数列1，2，4，7，11，16，… 的前几项的规律，该数列的第8项是．
【简答题】AFC 终端设备根据用途主要分为 、自动售票机、半自动售/补票机等。
【简答题】原料中的环烷烃一般分为()和()两大类, 其结构上又有()、()、或多环环烷烃之分, 环核上还带有()或()。
【单选题】听力原文：W: Hmm, Hi. M: Hi. I'm going door to door tonight to tell people about the student action coalition. Do you have a few minutes? W: Sure. You know I think I read something in the newspaper last we...
A.
She saw them protesting.
B.
She read about them in the newspaper.
C.
She attended one of their meetings.
D.
Her roommate is a member.
【单选题】听力原文：M Hi. I'm sorry I'm late. There was a traffic jam near the bridge. Cars were backed up for miles. W That's O.K. I tried to call your mobile phone, but you must've turned it off. Our flight has be...
A.
He had a flat tire.
B.
He took the wrong turn.
C.
He missed the shuttle bus.
D.
There was a traffic jam.
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