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【判断题】
目前生产乙烯的反应器一般采用裂解炉。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】How to write beautifully?
【单选题】-----How beautifully he draws! ------Yes, the little boy has a ______ for drawing. He will be a painter______.
A.
present; on time
B.
gift; in time
C.
power; at a time
D.
sense; at one time
【简答题】听力原文:The fact is no matter how nicely we dress, or how beautifully we decorate our homes, we can't be truly elegant without good manners because elegance and manners always go hand in hand. ______
【单选题】Which of the following statements is NOT tree?
A.
Colds are always very dangerous.
B.
Colds are often unpleasant though not dangerous.
C.
Actually nothing can help get rid of colds.
D.
The best way to keep colds away is to be healthy.
【单选题】国家规定的安全色有()颜色
A.
红、蓝、黄、绿
B.
红、蓝、黄
C.
红、黄、绿
【单选题】_____ beautifully Veginar sings! I have never heard _____ voice.
A.
How, a better
B.
How, the better
C.
What, a good
D.
What, the best
【简答题】听力原文:The fact is that no matter how nicely we dress, or how beautifully we decorate our homes, we can't be truly elegant without good manners because elegance and good manners always go hand in hand. ...
【判断题】空气必须先进行过滤器过滤后,才能由空气压缩机进入气动系统。
A.
正确
B.
错误
【多选题】国家规定的安全色有( )
A.
红色
B.
蓝色
C.
黄色
D.
绿色
【多选题】国家规定的安全色有()
A.
红色
B.
蓝色
C.
黄色
D.
绿色
E.
以上答案都不对
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