What can be inferred about the professor when she says this listen again A She

What can be inferred about the professor when she

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17.What can be inferred about the professor when she says this? (listen again) A.She does not know the answer to the student's question. B.She wants to correct a statement she made earlier. C.She thinks the term the student used is incorrect. D.She would like to redirect the discussion. 解析:(50’’)重复句子:OK. Well, hold on a second. First I want to go over some key concepts.在女生提出一个概念之后,教授说,等一下,首先我想重新复习一些重要概念。言外之意是想重新引导这次讨论。正确答案:D Lecture 2梗概:本讲座是由学生提出一个问题即生态系统中动物之间互相影响数量,环境因素也会影响数量。教授开始解答,确实有很多环境因素会影响动物的数量。并提出概念:环境承载能力以及环境的抵抗因素等限制物种数量失控的概念。然后给出了一个例子:橡树森林里的橡子,白脚鼠以及舞毒蛾之间的牵制问题,详述了这个例子来解释生态系统中的因素对物种数量的影响。Conversation 2 1.What do the speakers mainly discuss? (click on 2 answers) A.How the man should narrow the focus of his paper. B.Whether a focus on wood harvesting is an appropriate topic for the man's paper. C.Why the man became interested in wood harvesting techniques. D.Why different ancient cultures used different wood harvesting techniques. 解析:(10’’)对话以寒暄开始。教授问学生field trip to the Nature Centre如何,学生回答非常好。并引出本次谈话的重要话题:(38’’) And actually, yesterday’s trip got me thinking about my research paper for your class. (1’40’’) That’s what I’d like to write about. I want to look at ancient methods of wood harvesting that didn’tresult in the destruction of the whole forest. 后面的整个对话都是教授对学生能否选择这个话题提出的一些建议,直到对话最后,教授说:Then we can talk about whether or not your topic will work.所以,整个对话是在讨论选题是否可行以及为何对选题感兴趣。正确答案:BC 2. Why does the man mention pursuing an advanced degree in forestry?
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解析:(31’’) I am interested in getting an advanced degree in forestry after I graduate from here. So I love all this stuff. 因为他对林业学位很感兴趣,所以很喜欢生物类的东西。正确答案:A
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