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【单选题】
机械消耗量的单位是()。
A.
B.
小时
C.
D.
单位时间
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参考答案:
举一反三
【多选题】Richard Doll与Bradford Hill合作研究吸烟与肺癌的关系时,采用了哪些研究方法?
A.
临床对照试验研究
B.
病例对照研究
C.
动物实验
D.
队列研究
【简答题】阅读下面的短文,并根据文章后的要求答题。(请注意问题后的词数要求) If you are worried about things and are under a lot of stress at work or school, then you are probably not sleeping well. Worry can keep you awake, tossing and turnin...
【单选题】For some people, it may be better
A.
to wear a seat belt for health reasons.
B.
not to wear a seat belt for health reasons.
C.
to get a valid medical certificate before wearing a seat belt.
D.
to pay a fine rather than wear a seat belt.
【简答题】Directions: Read the passage followed by some unfinished statements. Choose the best answer from the four choices marked A., B., C. and D.. Subways are underground trains, which usually operate 24 hou...
【单选题】希腊语“His正确oria”的含义是()。
A.
研究历史和通过研究获得的技能。
B.
研究知识和通过研究获得的知识。
C.
研究历史和通过研究获得的理论。
D.
研究技能和通过研究获得的技能。
【单选题】In the United States, however, people wear
A.
less
B.
thin
C.
bare
D.
few
【单选题】梁在受到横向载荷而发生弯曲变形时,梁上任意一点的垂向位移称为该点的()
A.
弯矩
B.
剪力
C.
转角
D.
挠度
【判断题】短袖结构制图时,为了使袖口线与袖底线接近 90 度,通常采取改变袖口线的形状或改变袖底线的形状的处理方法。
A.
正确
B.
错误
【单选题】In World War I, ______ are applied to test the personality of soldiers.
A.
Army Alpha and Army Beta tests
B.
Wechsler tests
C.
Stanford-Binet tests
D.
Inkblot tests and Thematic Apperception Test
【简答题】People wear them on their feet.
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