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问题 单项选择题

热油泵停运后一般应待泵体温度（）再完全关闭冷却水。

A．降至环境温度

B．不大于50℃

C．不大于75℃

D．不大于1∞℃

答案

参考答案：C

改错题
短文改错。
     此题要求改正所给短文中的错误，对标有题号的每一行做出判断：
     如有错误（每行只有一个错误），则按下列情况改正：
     该行多一个词：把多余的词用斜线（\）划掉，在该行右边横线上写出该词，也用斜线划掉；
      该行缺一个词：在缺词处加一个漏字符号（∧），在该行右边横线上写出该加的词；
     该行错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。
     I think I am a person who can get on well with an old.
So I would like to have a chance to visit to Old People's
Home as a volunteer. I can help them by do some
cleaning and other kind of housework. I would like
to talk about them. I can sing songs and dance for them,
and I can also read books and magazines in them. I
would also like to help ill children in the hospital.
I can talk them interesting stories and play games with
them. In a word, I would like to help people need
help. I'm sure I am a kind or useful person. 		1______
2______
3______
4______
5______                        
6______
7______
8______
9______
10______
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单项选择题

当车辆发生故障，进入紧急故障模式时，EPC电流值将为（），系统油压将（），有档位及倒档。

A.增大；减小；3档

B.减小；增大；4档

C.增大；增大；5档

D.减小；增大；3档

E.减小；增大；5档
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