【#托福# 导语】10月14日的托福考试即将到来,那么在10月14日的托福听力考试中可能出现哪些内容呢?®文档大全网为大家带来2017年10月14日托福听力考试最新预测一文,更多精彩尽请关注®文档大全网! Environmental policy听力题目: 1. What is the lecture mainly about? (A) Ways to generate heat for nuclear fusion (B) Differences between nuclear fission and nuclear fusion (C) A controversial theory regarding how to generate nuclear fusion (D) The possibility of establishing sustained nuclear fusion 2. According to the students, what are three advantages of nuclear fusion over nuclear fission Click on 3 answers. (A) Nuclear fusion can use a fuel that is more easily obtained. (B) Nuclear fusion can be achieved at lower temperatures. (C) Nuclear fusion produces more energy. (D) Nuclear fusion does not produce hazardous by-products. (E) Nuclear fusion does not require as many natural resources. 3. Why does the professor mention isotopes of hydrogen? (A) To correct a student's comment about how fusion takes place in stars (B) To help answer a student's question about temperature requirements for fusion reactors (C) To explain what happens to hydrogen atoms during fusion reactions (D) To justify the need for superconducting magnets in nuclear fusion reactors 4. According to the professor, how will the ITER reactor differ from earlier experimental fusion reactors? Click on 2 answers. (A) It will be transportable to different locations. (B) It will sustain nuclear reactions through heat that it generates on its own. (C) It will heat the fuel mixture to a higher temperature. (D) It will confine the plasma in a more energy-efficient way. 5. What does the professor say about the international effort to develop ITER? (A) The participation of many countries may cause ITER to be delayed even more. (B) The research orientation of ITER has encouraged international collaboration. (C) ITER will make use of equipment made in many different countries. (D) The lack of international cooperation on earlier fusion projects has hurt ITER. 6. What does the professor imply when he says this: (A) He prefers to work on projects with more immediate results. (B) He believes that research in the physical sciences requires strict time lines. (C) He thinks it will take less time to develop ITER than most researchers expect. (D) He is more skeptical about the future of nuclear fusion than most researchers are.
2017年10月14日托福听力考试最新预测.doc正在阅读:
谢谢您妈妈作文800字07-24
2023年湖南省常德市西洞庭管理区事业单位招聘16人公告(报名时间4月25日-29日)04-19
经典开业花篮祝福短信10-10
天津东丽2021年12月普通高中学业水平合格性考试时间:12月30日09-06
2018年青海环保工程师成绩什么时候出来08-25
工作介绍信怎么写范文12-29
花开四季作文600字12-08
瑞士留学各方面的介绍05-05
儿童成语故事大全文字版01-01