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【单选题】
以下种类的化合物,那类不是常见的爆炸化合物( )。A.
乙炔类化合物,
B.
叠氮化合物,
C.
硫酸盐类,
D.
硝基化合物
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【单选题】You won't feel the _______ of so many trees if people continue to cut___________. [ ]
A.
beautiful; them down
B.
beauty; them down
C.
beautiful; down them
D.
beauty; down them
【简答题】Men can be beautiful too, right? CHINA is going to host the 18 th World University Student Beauty Contest in Guangzhou this December. This year for the first time the contest will include a male secti...
【判断题】Ms Jones room is on the 6th floor with a balcony overlooking a beautiful lake.
A.
正确
B.
错误
【单选题】听力原文：W: I spent my summer vacation in North China, the view there is so beautiful. I think it would be great to live there all year around. M: You've got to be kidding. I'm from there and believe me. ...
A.
The woman likes the view in winter.
B.
The woman has never been in North China.
C.
The man should take a winter vacation in North China.
D.
The man would not enjoy living in North China all year.
【简答题】在一输送系统中改变离心泵出口阀门的开度不会影响( )。 A 、管路特性曲线 B 、管路所需扬程 C 、泵的特性曲线 D 、泵的工作点
【单选题】The beautiful girl was walking into the huge, gloomy mansion when she was seized with a thrill of horror and her teeth______.
A.
chattered
B.
chatted
C.
chartered
D.
chewed
【单选题】Which of the following excited the writer at her 40th birthday?
A.
A lot of beautiful flowers and lovely music.
B.
A large gathering of her close friends.
C.
The unexpected appearance of her parents.
D.
The display of her photographs.
【简答题】A．It is very beautiful when the sun rises. B．A person needs experience to appreciate the beauty. C．It is more beautiful when there is some fog around it. D．It looks very romantic when you drive past i...
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