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【单选题】
The car won't start because the battery has ______.
A.
run up
B.
run over
C.
run down
D.
run off
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参考答案:
举一反三
【判断题】布尔逻辑算符根据优先级排列顺序是: 逻辑非、逻辑与、逻辑或
A.
正确
B.
错误
【判断题】与逻辑、或逻辑、非逻辑是基本的逻辑关系
A.
正确
B.
错误
【判断题】非与逻辑是与非逻辑。
A.
正确
B.
错误
【判断题】逻辑与的非 是逻辑或, 逻辑或的非是逻辑与。
A.
正确
B.
错误
【单选题】关于CA6140卧式车床的说法中,错误的是()。
A.
主轴箱将主电机的旋转运动变换成主轴多种不同转速的正、反向旋转运动
B.
进给箱将主轴的旋转运动变换成尾架多种不同转速的运动
C.
丝杠和光杠将进给箱的运动传递给溜板箱
D.
溜板箱将光杠和丝杠的旋转运动变换成刀架的直线运动
【多选题】Part III Cloze(1.5*10=15 points) Read the following two passages and fill in the blanks with the given words. 阅读下列文章,在空白处填上合适词汇的选项。 Section A
A.
worried
B.
whether
C.
troubles
D.
number
E.
health Now more and more people in the world are getting fatter, which ___41____ them a lot. In the past 25 years, the ___42____ of the people with obesity( 肥胖 ) in America has doubled. Experts say that it has a lot to do with our eating habits. Our eating habits are very important for good __43___ and a strong body. It’s important for us to eat our meal at the same time each day. When we feel ___44___ or excited, we may not want to eat. A long time ago, in England, some judges often decided ___45___ a man was telling the truth by giving him some dry bread. If the man could not swallow the bread, it meant the he wasn’t telling the truth. A man who is worrying about something has difficulty in swallowing anything dry, because he loses his appetite (食欲) .
【多选题】色彩的距离感与其哪些属性密切相关。
A.
色相
B.
纯度
C.
明度
【判断题】( )CA6140车床主轴的正反转,是直接改变电动机旋转方向后得到的。
A.
正确
B.
错误
【判断题】CA6140 型卧式车床主轴的正反转,是直接改变电动机的旋转方向得到的。
A.
正确
B.
错误
【单选题】在控制线路中,如果两个动合触点串联,则它们是( )关系。A 或逻辑 B 与逻辑 C 非逻辑 D 与非逻辑
A.
或逻辑
B.
与逻辑
C.
非逻辑
D.
与非逻辑
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