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【简答题】
直流电流表通常按平均值来刻度，交流电流表通常按_____值来刻度。
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反馈参考答案：
举一反三
【单选题】听力原文：W: You had met Professor Black before,right?How would you describe his lectures? M: Well,let me put it this way: I could never stay awake in one of his classes without first drinking at least two...
A.
He is fond of drinking coffee.
B.
Professor Black's lectures were interesting.
C.
He skipped Professor Black's classes.
D.
Professor Black's lectures were boring.
【单选题】听力原文：W: I understand you took one of Professor George's classes, didn't you? Is that interesting? M: Let me put it this way. I can safely say that I never needed a cup of coffee to keep me awake in hi...
A.
Professor George's class is very interesting.
B.
Professor Jordan's class is more interesting.
C.
He hasn't attended Professor Jordan's class.
D.
He hasn't attended Professor George's class.
【简答题】American middle school students don’t seem to care that they’re worse at maths than their counterparts (同龄人) in China’s Hong Kong and Finland. “I don’t need it,” my student says, “I’m going to be a ba...
【单选题】听力原文：M: May I see a hat, please? W: What size do you take? M: Sorry, I don't know. W: Let me take the measure...You take size 6. What color hat would you like? M: Brown, please. W: Here are some nice ...
A.
Blue.
B.
Black.
C.
Brown.
D.
Green.
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
She attended Prof. Smith's class for three times.
B.
She finds Prof. Smith's class fascinating.
C.
She doesn't like the professor's class.
D.
Prof. Smith always looks at his watch during the class.
【单选题】听力原文：W：I understand you dropped Professor Jordan's classes and took one of Professor George's classes，didn't you? Is he that interesting? M：Let me put it this way. I can safely say I will never need a...
A.
Professor George's class is too boring.
B.
Professor Jordan's class is more interesting.
C.
Professor George's class is very interesting.
D.
Professor George never allows students to drink coffee in class.
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