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【单选题】
下列关于曲轴的使用说法哪一种是正确的？A.
通常，一个曲轴的轴承上刻有一个表示安装位置的标记。
B.
安装一个曲轴后，测量曲轴的轴向间隙，并且判断其是否处于良好的状态。如果测量值大于规定值，通 过将轴承推力方向移动，调整其安装位置。
C.
如果发现曲轴上有弯曲，使用一把塑料锤子轻轻敲进行校正。
D.
—个曲轴上的轴承盖必须按照拆卸时相同的位置和相同的方向进行安装。
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A.
who think too much of the dark side of life
B.
who regret giving up their career halfway
C.
who think a lot without making a decision
D.
who are full of imagination even upon death
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A.
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B.
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C.
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D.
此诗写边塞秋景，有慷慨悲凉的建安遗韵；写戍边征人，又有汉乐府直抒胸臆的哀怨之情。
【简答题】Stay-at home careers are the preferred way to earn a living for those who like to set their own hours and be their own boss, mothers of young children, and those who like to avoid office politics. The...
【单选题】The phrase 'the linguistically oppressed' refers to those who were______.
A.
held back by their language and their linguistical identities
B.
qualified English teachers but who were non-native speakers
C.
unqualified English teachers but who were native speakers
D.
unqualified English teachers but who were non-native speakers
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