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【简答题】
逆流吸收操作中，当气体处理量及初、终浓度已被确定，若减少吸收剂用量，操作线的斜率将_____，其结果是使出塔吸收液的浓度_____，而吸收推动力相应______。
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【简答题】阅读理解 Visit one of the most outstanding prehistoric sites in the United Kingdom, and enjoy amazing historic English attractions. Please notice that every tour starts and ends in London. Have a tour wit...
【单选题】According to the writer, the most amazing thing about the e –nose is that it can ______.
A.
pick out ripe fruits
B.
spot the insects quickly
C.
distinguish different damages to the leaves
D.
recognize unhealthy tomato leaves
【单选题】“各成员方通过多边贸易谈判降低和约束关税，取消其他贸易壁垒，消除国际贸易中的歧视待遇，扩大本国市场准入”是世界贸易组织的（）。
A.
贸易自由化原则
B.
非歧视原则
C.
关税保护与取消数量限制原则
D.
促进公平竞争原则
【单选题】—Do you understand the film Cloud Atlas, the most amazing one this year? —_____, but I am confused at many scenes.
A.
Not a little
B.
Yes, no problem
C.
No，not at all
D.
Just sort of
【单选题】—What did the teacher say? —She asked us to stop ________to her. [ ]
A.
listening
B.
to listen
C.
listen
D.
to listening
【单选题】Which of the following is considered to be most important, according to the second and third paragraphs?.
A.
Diversity.
B.
Flexibility.
C.
Encouragement.
D.
Benefits.
【单选题】Columbus had accomplished one of the most amazing and courageous ______ in history.
A.
performance
B.
feats
C.
events
D.
acts
【单选题】Most children are interested in amazing things, and they wonder ______. [ ]
A.
when can they see UFOs
B.
how can elephants walk on tiptoe
C.
why do fish sleep with their eyes open
D.
why there is no plant life without lightning
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