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【单选题】
交流发电机的电压调节器一般是通过控制其（）来实现调压的。A.
转速
B.
励磁电流
C.
励磁电阻
D.
电压
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举一反三
【单选题】I’m not sure what___ he will play in the film, but I think he will act thepart of the hero.
A.
career
B.
performance
C.
role
D.
action
【单选题】W: Tom looks awfully nervous, doesn’t he? M: Yes. I’m afraid he is not used to making speeches What do the two speakers think of Tom?
A.
He gets nervous very easily
B.
He is not an experienced speaker
C.
He hasn’t prepared his speech well
D.
He is afraid of speeches
【单选题】I’m sorry, but what he thinks ___is not of importance to me.
A.
worthy
B.
valuable
C.
valueless
D.
priceless
【简答题】18电气3班的学生,请大家上传感器与检测技术课程准备好课本、笔记本(最好厚一点、大一点)和笔,上课时带好。答案回复“收到”二字即可。
【单选题】_____ friend of my sister’s will come to see her tomorrow. I’m wondering what _____ man he is going to be like.
A.
A; the
B.
A; a
C.
The; a
D.
The; the
【单选题】下列哪条代码无法打开相应的标签页?
A.
$('#myTab a[href="#profile"]').tab('show')
B.
$('#myTab a:first').tab('show')
C.
$('#myTab a:last').tab('show')
D.
$('#myTab li:first').tab('show')
【单选题】My mind wasn’t on what he was saying so I’m afraid I ___ half of it.
A.
missed
B.
was missing
C.
will miss
D.
would miss
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