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【单选题】
在图样上标注被测要素的垂直度公差，若公差值前面加“Φ”，则公差带的形状为（ ）。A.
两同心圆之间的区域
B.
两同轴圆柱面之间的区域
C.
一个圆柱面内的区域
D.
一个球面内的区域
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反馈参考答案：
举一反三
【简答题】按洗涤剂的用途分类分为哪两种洗涤剂？
【单选题】听力原文：W: Hello, Dr. Christianson. M: Hello, Cathy, what can I do for you? W: Well, [22] I need an extension for my report on whales. Next Wednesday I am supposed to present in class and hand my report ...
A.
Help her prepare the presentation.
B.
Give her extra time to finish the report.
C.
Give her some advice on doing the report.
D.
Hand in her report next Wednesday.
【简答题】借贷资本和职能资本相比，其特点是 A．一种资本商品 B．一种作为财产的资本 C．一种独立形式的资本 D．采取G—G'的运动形式 E．能够获得平均利润
【多选题】借贷资本是一种资本商品,作为借贷资本的货币的使用价值是( )。
A.
和普通商品的使用价值一样
B.
充当一般等价物购买商品
C.
具有生产利润的能力
D.
所有权发生转移情形下的现实的使用价值
E.
以所有权为前提的一种特殊财产
【单选题】听力原文：W: Hello, Dr. Christianson. M: Hello, Cathy, what can I do for you? W: Well, I need an extension for my report on whales. Next Wednesday I am supposed to present in class and hand my report in, b...
A.
Help her prepare the presentation.
B.
Give her extra time to finish the report.
C.
Give her some advice on doing the report.
D.
Hand in her report next Wednesday.
【单选题】The older I grow the more impressed I am with the role of luck or chance in life. To be born when and where one finds himself is, of course, from the point of view of the individual pews the sheerest ...
A.
life span
B.
places of birth
C.
achievement
D.
personal excellence
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