【单选题】
80W/90中负荷汽车齿轮油，使用环境温度在___以上地区四季通用。
A. 10℃
B. 0℃
C. -12℃
D. -26℃
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答案
D
解析
暂无解析
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比较不同转速下的柴油机的负荷特性，甲说：“同一功率下，速度高的耗油率高。”；乙说：“同一功率下，速度高的耗油率低。”则下列说法正确的是___。
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B. 乙正确
C. 甲乙都不正确
D. 甲乙都正确
【单选题】
发动机全浮式活塞销与活塞销座孔的配合，汽油机要求在常温下有___mm的过盈。
A. 0.025～0.075
B. 0.0025～0.0075
C. 0.05～0.08
D. 0.005～0.008
【单选题】
职工对企业诚实守信应该做到的是___。
A. 忠诚所属企业，无论何种情况都始终把企业利益放在第一位
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【单选题】
What would be the best title of this passage?_____________ ___
A. Permissive Parents and Responsible Parents.
B. Censorship and the Law.
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【单选题】
Lie detectors are widely used in the United States because _____________. ___
A. they can help detect people’s emotional stress
B. they can help detect people's physiological changes
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According to the passage, we know that Britain______________. ___
A. will adopt lie detectors widely
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【单选题】
The tests themselves are by no means free from error..." (Line 1-2.Para.3) means ____________. ___
A. the tests definitely have no error
B. the tests sometimes make mistakes
C. the polygraphers do not make mistakes
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【单选题】
Which of the following is true? ________________ ___
A. The tests are conducted by qualified polygraphers.
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【单选题】
What troubles lie detector researchers most is that _______________. ___
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In the passage the author's attitude towards "mixed-ability teaching" is _______. ___
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【单选题】
By "held back" (Line 1) the author means _____. ___
A. made to remain in the same classes
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【单选题】
The author argues that a teacher's chief concern should be the development of the student's _________. ___
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【单选题】
Which of the following is NOT MENTIONED in the third paragraph? __________ ___
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【单选题】
The author's purpose in writing this passage is to ______. ___
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【单选题】
According to the author, the deaths among youth are mainly caused by _____. ___
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Every day there are over_____high school students who will become regular smoker. ___
A. 75
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What is implied but not stated by the author is that ________. ___
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According to the passage, which of the following is NOT a disadvantage of part time education? _______________ ___
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Which of the following is NOT an advantage of distance learning? _________ ___
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【单选题】
What benefit will distance learning program bring to a business? __________ ___
A. Recruitment of more talented people.
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【单选题】
Good distance learning program have the following characteristic EXCEPT______. ___
A. distance learning course is the same as students taking courses in campus
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What benefit will distance learning bring to an employee of a business? ___________ ___
A. Professional growth.
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【单选题】
In the first paragraph, what does "plastic money" (Line 6, Para.1) refer to? ______ ___
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Which of the following is NOT true about credit cards? ____________ ___
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【单选题】
What is the disadvantage of credit cards? _____________ ___
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The author's attitude towards credit card is.______________. ___
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