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【单选题】
一般锅炉技术中用（ ）作为灰的熔点A.
软化温度
B.
变形温度
C.
熔化温度
D.
1000℃
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【简答题】在匀速圆周运动中，质点的动量是否守恒?角动量呢?
【单选题】-Jack: I heard you got a full mark in math exams. --- Congratulations! -Mike: ________.
A.
Thanks! I'm sure you also did a good job.
B.
Don’t mention it, I am so-so.
C.
That’s all right. The same to you.
D.
That’s a small piece of cake for me.
【单选题】Jack: Mark, you know your bike? Mark: Yes, what about it? Jack: You know you said I could borrow it? Mark: Yes. ______, will you? Jack : Well, I did borrow it but, well, I'm afraid I've had a bit of a...
A.
Take it yourself
B.
Be careful
C.
Come on
D.
Get to the point
【简答题】听录音，填空。 Rose: ____________ do you do on ____________, Jack? Jack: I do ____________ ____________, ____________ ____________ and watch ____________. Mary: What do you do on ____________? Jack: I ______...
【简答题】在匀速圆周运动中，质点的动量是否守恒?角动量呢?
【单选题】听力原文：W: Hi, Jack, I heard that you were studying law in Britain. Can you tell me how the classes are arranged there? M: Sure. Basically, our classes are made up of two major parts: lectures and semina...
A.
The size is very small
B.
Professors do the presentation in lecture classes.
C.
Students can't ask questions.
D.
Students should be very active in lecture classes.
【简答题】在匀速圆周运动中,质点的动量是否守恒?角动量呢?
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