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【简答题】
el problema educativo de los hijos
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举一反三
【简答题】A．She recently went mere. B．It's not a very good one. C．There' s one in her home town. D．It will be closed when she's free.
【多选题】To realize one's potential and ideals, he or she should:
A.
To be able to put the whole of oneself into one's feelings, one's work, one's beliefs
B.
To follow or submit to our destiny
C.
To seek goodness in life
D.
To achieve eudaimonia, a flourishing of human spirit
【单选题】一斜齿圆柱齿轮传动, 已知法向模数 Mn=4mm,齿数 Z1=20,螺旋角 β=14°
A.
’2”，齿宽 b1＝80，b2＝75mm，则该传动的齿宽系数 φd等于（ ）。
B.
0.852
C.
O.88
D.
0.8
E.
0.907
【单选题】听力原文：M: I wish I could see George here. W: He was planning to come, but a moment ago his wife called to say that he had to take his father to the hospital. Q: What can we imply from the conversation? ...
A.
George was coming.
B.
George was not here.
C.
The man saw George.
D.
The man wished to see George.
【单选题】一斜齿圆柱齿轮传动，已知法向模数m n =5mm，齿数z 1 =21，z 2 =95，螺旋角β=13.521°，齿宽b 1 =90mm，b 2 =85mm，则该传动的齿宽系数φ d 等于______。
A.
0.787
B.
0.833
C.
0.174
D.
0.184
【简答题】试述圆柱齿轮传动设计计算中应如何选择齿数z 1 ?
【简答题】听对话，补全句子。 M: Hello! May I 1 to Ann, please? W: I'm sorry. She is 2 at the moment. Can I take a message? M: Yes, please. Can you ask her to 3 me at 5:30 this evening? I have something to tell her. W: S...
【简答题】A．She has recently gone there. B．It's not a very good one. C．There's one in her home town. D．It will be closed when she's free.
【单选题】She’s such a smart ___ that she can type 150 words in one minute.
A.
typewriter
B.
typist
C.
surgeon
D.
pilot
【单选题】听力原文：M: Can you spare a moment, dear? I want you to listen to this letter. W: Go ahead, then. M: Sir, my wife and I arrived home last night after a holiday arranged by your firm, in Jersey. We stayed ...
A.
Motor vehicles were constantly arriving or departing.
B.
Tasty food.
C.
A comfortable, medium- sized hotel.
D.
Old - fashioned service.
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