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【单选题】
在( )的情况下,可采用吸附再生活性污泥法。
A.
废水中主要含溶解性有机物
B.
由于原有系统的污泥回流能力不足,影响了处理效率
C.
在不增大曝气池的情况下提高现有系统的处理能力
D.
废水水质波动较大
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举一反三
【单选题】在下列选项中,对“鸡尾酒会现象”的解释所支持的注意认知理论是( )
A.
衰减器模型
B.
反应选择模型
C.
过滤器模型
D.
资源分配模型
【单选题】International trade is different from domestic trade, please point out which of the following descriptions is not right.(    )
A.
International trade is more costly.
B.
International trade is less costly.
C.
International trade is restricted to trade in goods and service.
D.
International trade is also a branch of economics.
【单选题】在下列选项中,对“鸡尾酒会现象”的解释所支持的注意认知理论是( )
A.
衰减模型
B.
反应选择模型
C.
过滤器模型
D.
资源分配模型
【单选题】Which parable describes the problem of wild animals that are hunted to the point of extinction?
A.
Tragedy of the Commons
B.
Coase theorem
C.
Cost-benefit analysis
D.
Clean Air Act
【简答题】听对话,回答问题 1. What are they going to do next week? A. Have a speech contest. B. Have an English test. C. Have an English speech. 2. Who is more confident? A. Tom. B. We don't know. C. Tina. 3. What's To...
【简答题】情景反应。听问句,选择适当的答语。 1. What are you going to do next week? A. It will be sunny, I think. B. Nothing much, why? C. Let's go to the park. 2. Would you like a mooncake? A. Yes, thank you. B. Certainly. C. ...
【单选题】What are you going to do this weekend?
A.
We are planning to help Xiaoming with his houswork.
B.
I'm afraid not
C.
How about you?
D.
I think so
【简答题】Which of the following stories is not a parable?A. The LostSonB. The LostSheepC. TheDiscord of an AppleD. The GoodSamaritan
【单选题】The author seems to believe that the parable of the fishing net is______.
A.
hard to consent to
B.
incomplete in itself
C.
sound in its analogy
D.
universally applicable
【单选题】Jackson图上下层之间的关系是(    )。
A.
调用关系    
B.
组成关系    
C.
继承关系    
D.
嵌套关系
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