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【单选题】
关于室内空气污染,以下哪种说法是错误的A.
燃料燃烧是室内空气污染的重要来源
B.
室内空气污染较室外大气污染轻
C.
室内空气易受大气污染的影响
D.
人的呼吸过程也是室内空气污染的来源
E.
室内装修所使用的材料可造成室内空气污染
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【简答题】A. The man should go to see a doctor. B. She'd like to postpone working on the proposal. C. She wants to know why the proposal was late D. It won't take long to finish the proposal.
【简答题】根据培养基性质和用途,可将培养基分为几类?
【简答题】Suppose you are going to start one of the following small businesses. As you are the boss of the business, you are responsible for everything in the business. Work in groups. Each group takes u one o...
【单选题】The research plan should be presented in a written proposal. The proposal should include all of the following EXCEPT ________.
A.
how the results will help management's decision making
B.
research objectives
C.
the predicted results
D.
estimated research costs
【判断题】There is a clear format about what the thesis proposal should be like in our university.
A.
正确
B.
错误
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