tpo26听力pps完美版-1

1、TOEFL iBT Complete Practice Test TPO 26 Listening Section 2No. of Questions: 17v1.0.3广州课程咨询KFeedback email: One Best, The Best!留学党出品OFFERS！ CLUB更多留学信息和资料，点击进入Q群：147143988感谢：Charles （李春亮charles ）（人人：李春亮charles）Nova（TimeKeeping）广州课程咨询1.0.3OKFeedback

2、 email: Now put on your headsetClick on CONTINUE to go onCONTINUE广州课程咨询eedback email: V26v1.0.3You may have to wait a few seconds for the audio to load广an州d p课lay.程咨EPLAYCONTINUEV26v1.0.3广州课程咨询ONTINUEREPLAYNo

3、w get ready to answer the questionV26v1.0.3Question 1 of 17Why does the student go to see the professor?To obtain notes from a class she missed To discuss a conference she attendedTo ask about a possible topic for a research paperTo clarify information about volunteering in the community广州课程咨询 020-8

4、3833111V26v1.0.3Question 2 of 17What does the student say about the conference she attended?It will help her convince students to get involved in the community. It taught her a lot about marine ecosystems.It helped her gain a volunteer position at a local organization.Few students were involved in t

5、he conference.广州课程咨询26v1.0.3Question 3 of 17What caused the woman to become interested in bioluminescence?It was mentioned in the notes from a class she missed.She observed the phenomenon while on a recent trip to a conference.A volunteer she worked with told her about seeing some biol

6、uminescent fish. She heard a talk about bioluminescence at a conference she attended.广州课程咨询26v1.0.3Question 4 of 17According to the professor, why were the jellyfish that the student saw glowing?They were avoiding predators by blending in with their surroundings. They were trying to co

7、nfuse predators with bright flashes of light.They were communicating with each other.They were trying to light up the dark water so they could see prey.广州课程咨询26v1.0.3Question 5 of 17What does the professor imply about the students proposed research topic?A variety of bioluminescent org

8、anisms should be included in the research.Writing about the topic might be difficult because there is so much information on it. The student should choose a topic that has already been covered in class.The student should explain how bioluminescence benefits various species of jellyfish differently.广

9、州课程咨26v1.0.3You may have to wait a few seconds for the audio to load and play.广州课程咨EPLAYCONTINUEV26v1.0.3广州课程咨询ONTINUEREPLAYNow get ready to answer the questionV26v1.0.3Question 6 of 17What is the lecture mainly about?The orbits of cometsUnique characteristi

10、cs of a famous comet The structure of cometsThe origin and life cycle of comets广州课程咨询26v1.0.3Question 7 of 17According to the professor, what happens as a comet approaches the Sun?Click on 2 answers.Its nucleus loses some material. Its core becomes brighter.It moves faster.It absorbs g

11、ases from the Sun.广州课程咨询26v1.0.3Question 8 of 17Why does the professor emphasize the amount of time that Halleys Comet is beyond the orbit of Jupiter?To account for the comets composition of ice and dustTo show the effect of Jupiters gravity on the comets orbitTo argue that the comets

12、orbit should not be considered periodicTo explain why the comet is not visible from Earth very often广州课程咨26v1.0.3Question 9 of 17What does the professor imply about the history of Halleys Comet?Halleys Comet did not always have the same orbit it has now. Halleys Comet used to be much s

13、maller than it is now.Halleys Comet has always had the same orbit that it has now.Halleys Comet is much younger than the rest of the solar system.广州课程咨询26v1.0.3Question 10 of 17What is the professors opinion about the name “parabolic-orbit comets”?It is not widely accepted among astron

14、omers. It is probably not strictly accurate.It is not a term that the students need to learn.It will probably be replaced soon with a new name.广州课程咨询26v1.0.3Question 11 of 17According to the professor, what can change a parabolic-orbit comet into a periodic-orbit comet?The loss of some

15、 of the comets materialThe force of escaping gasesThe gravitational influence of a planet Energy from the Sun广州课程咨26v1.0.3You may have to wait a few seconds for the audio to load广an州d p课lay.程咨EPLAYCONTINUEV26v1.0.3广州课程咨询ONTINUEREPLAYNow get ready to answer t

16、he questionV26v1.0.3Question 12 of 17What is the main purpose of the lecture?To describe the restoration of a valuable ancient textTo explain the significance of Archimedes theoriesTo identify factors that determine how long manuscripts survive To compare various methods used to store historical art

17、ifacts广州课程咨询26v1.0.3Question13 of 17What points does the professor make about the field of art conservation?Click on 2 answers.Many of its methods have ancient origins.It often brings together experts from a variety of fields.It involves conserving not just art but also other objects o

18、f historical value. It uses artistic methods more than scientific ones.广州课程咨询26v1.0.3Question 14 of 17What does the professor identify as the most valuable attribute of the Archimedes Palimpsest?It is one of few manuscripts to have survived for more than 2,000 years. It serves as a doc

19、ument of several historical eras.It contains the only known copy of Archimedes Method.It contains ancient works from more than one scholar.广州课程咨26v1.0.3Question 15 of 17According to the professor, why did a scribe remove the text by Archimedes from the manuscripts pages?He thought the

20、text was too damaged to be useful. He was offended by the content of the manuscript.He wanted to see what was hidden underneath the text.He needed blank parchment for his own writing project.广州课程咨26v1.0.3Question 16 of 17Why does the professor mention that the original ink used in the

21、manuscript contained iron?To suggest that the ink was probably made from spinach To explain why x-rays were used to study the palimpsestTo explain why the palimpsest survived for more than 2,000 yearsTo point out that iron is commonly found in artifacts from ancient Greece广州课程咨26v1.0.3

22、询ONTINUE广州课程咨Listen again to part of the lecture.Then answer the question.V26v1.0.3Question 17 of 17Why does the professor say this:To express his surprise that the manuscript has survived so longTo emphasize the historical importance of Archimedes ideasTo emphasize the difficulty of a

23、 restoration projectTo imply that most of the manuscripts history is still unknown广州课程咨询ongratulations!You have completed this practice test.广州课程咨询eedback email: Obtain answer keysSave / exit the testReview your answer广州课程咨询RETURNFeedback email: 1C2A3B4A5B6A7AC8D9A10B11C12A13