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【简答题】
周边眼的布置是控制巷道成形的关键。按照光面爆破的要求，其眼口中心都应布置在巷道设计掘进断面的（）上，眼底应稍向（）外偏斜，一般不超过（）mm。
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反馈参考答案：
举一反三
【单选题】—Is that her aunt? —_____. [ ]
A.
Yes, that is
B.
Yes, it is
C.
Yes, she is
D.
Yes, he is
【单选题】Marie Wang recently invested$4,000 that her aunt had left her in thestock of a corporation. Marie has become a_____of the corporation.
A.
partner
B.
stockholder
C.
creditor
D.
......
【单选题】______that her aunt was not well off, she didn't ask her for money.
A.
To know
B.
Knowing
C.
Known
D.
Knew
参考解析：
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