怎么才能在
TPO29 Listening
Conversation-1
Q1 What is the conversation mainly about?
A. What the deadline to register for a Japanese class is.
B. Why a class the woman chose may not be suitable for her .
C. How the woman can fix an unexpected problem with her class schedule.
D. How first-year students can get permission to take an extra class.
答案：C
解析：女生说：I am kind of confused about my schedule ....On class I registered for is missing. 说明女生的课程表有问题。
Q2 Why does the man tell the woman that Japanese classes are popular?
A. To imply that a Japanese class is unlikely to be canceled.
B. To explain why the woman should have registered for the class sooner.
C. To encourage the woman to consider taking Japanese.
D. To convince the woman to wait until next semester to take a Japanese class.
答案：A
解析：(原文中)woman：Do they cancel it?
Assistant: I doubt it. Japanese class is very popular.
助理是在解释他为什么觉得女生的假设不正确。
Q3 Why does the man ask the woman if she registered for classes online?
A. To explain that she should have registered at the registrar’s office.
B. To find out if there is a record of her registration in the computer.
C. To suggest a more efficient way to register for classes.
D. To determine if she received confirmation of her registration.
答案：D
解析：Assistant：You registered online, right? Did you get confirmation letter?
说明助手问她注册方式的原因是想确认她是否收到了确认信。
Q4 What does the man suggest the woman do? Click on 2 answers.
A. Put her name on a waiting list.
B. Get the professor to sign a form granting her permission to take the class.
C. Identify a course she could take instead of Japanese.
D. Speak to the head of the Japanese department.
答案：BC
解析：student: I thought I just needed to get to professor’s signature on the first day of class.
Assistant: Well, you do.对应选项B。
Assistant: Well, if not, you have to find a different class.对应选项C。
Q5 What does the man imply when he points out that the woman is a first-year
student?
A. The woman has registered for too many classes.
B. The woman should not be concerned if she cannot get into the Japanese class.
C. The woman should not register for advanced-level Japanese classes yet.
D. The woman should only take required courses at this time.
答案：B
解析：(原文中)Assistant: Yes, but according to our records, you are only in your first year here. If you don’t take class this semester, you still get time.
也就是说assistant认为女生还有很多时间去上语言课，不必太着急。
Q6 What does the professor mainly discuss?
A. Cause of soil diversity in old-growth forests
B. The results of a recent research study in a Michigan forest
C. The impact of pedodiversity on forest growth
D. How forest management affects soil diversity
答案：A
解析：Professor: But now I want to discuss what is called pedodiversity......Ok. There were 3 different causes of pedodiversity. 剩下的部分教授讲的就是3 个causes，也就是lecture的主要内容。
Q7 According to the professor, in what way is the soil in forested areas generally
different from soil in other areas?
A. In forested areas, the soil tends to be wamer and moister.
B. In forested areas, the chemistry of the soil changes more rapidly.
C. In forested areas, there is usually more variability in soil types.
D. In forested areas, there is generally more acid in the soil.
答案：C
解析： A lot of different types of trees in an area might mean more pedodiversity. 也就是在森林里有more pedodiversity。
Q8 What does the professor suggest are the three main causes of pedodiversity in the old-growth hardwood forests she discusses? Click on 3 answers.
A. The uprooting of trees
B. The existence of gaps
C. Current forest-management practices
D. Diversity of tree species
E. Changes in climatic conditions
答案：ABD
解析：(原文中)One is tree species…. Another cause? Gaps … OK. And the third cause—trees being uprooted.
听三个主旨句，第一个是 species。第二个是gaps。第三个是uprooting of trees。
Q9 Why does the professor mention radiation from the Sun?
A. To point out why pits and mounds have soil with unusual properties
B. To indicate the reason some tree species thrive in Michigan while others do not
C. To give an example of a factor that cannot be reproduced in forest management
D. To help explain the effects of forest gaps on soil
答案：D
解析：(原文中)For instance, without a tree to absorb radiation from the sun, tool for shade, the full intensity of that radiation reaches the ground. The soil where the tree used to be heats up. And without a tree to soak up moisture from the ground, the soil remains wetter than in the surrounding forest. With a high temperature and more moist conditions, the process of organic matter decompositions beats up.
这些话是在解释gap的作用。
Q10 Why does the professor consider pedodiversity an important field of research?
A. It has challenged fundamental ideas about plant ecology.
B. It has led to significant discoveries in other fields.
C. It has implications for forest management.
D. It is an area of study that is often misunderstood.
答案：C
解析：(原文中)And when we better understand pedodiversity, we will be better able to predict the impact of forest management on soil.
更好的理解pedodiversity，能够有助于我们预测forest management on soil的影响。
Q11 Why does the professor give the students an article to read?
A. To help them understand the relationship between forest dynamics and
pedodiversity
B. To help them understand how to approach an assignment
C. To provide them with more information on pits and mounds
D. To provide them with more exposure to a controversial aspect of pedodiversity
答案：A
解析：(原文中)I want you to read it because it makes the point I only touched on..........As the article explains, forest dynamics affects pedodiversity.
也就是关于forest dynamics与 pedodiversity的关系。
Lecture-2
Q12 What is the main purpose of the lecture?
A. To explain how musicians can perform successfully in theaters and concert halls with poor acoustics
B. To explain how the design of theaters and concert halls has changed over time
C. To discuss design factors that affect sound in a room
D. To discuss a method to measure the reverberation time of a room
答案：C
解析：(原文中)Today I want to talk a bit about the relationship between the built world and the sound.
从主旨句中看出是建筑与声音的关系，只有C 项符合。
Q13 According to the lecture, what were Sabine’s contributions to architectural acoustics? Click on 2 answers.
A. He founded the field of architectural acoustics.
B. He developed an important formula for measuring a room’s reverberation time.
C. He renewed architects’ interest in ancient theaters.
D. He provided support for using established architectural principles in the design of concert halls.
答案：AB
解析：But not until the beginning of the 20th century the architectural acoustics became a became a scientific field. That was when the physicist Sabine started to do extensive studies on reverberation. 暗示Sabine是architectural acoustics学科的创建者，对应A。 Sabine recognised this and he came up with an equation to measure a room’s reverberation time. 对应选项B。
Q14 According to the professor, what is likely to happen if a room has a very long reverberation time?
A. Performers will have to make an effort to be louder.
B. Sound will not be scattered in all directions.
C. Older sounds will interfere with the perception of new sounds.
D. Only people in the center of the room will be able to hear clearly.
答案：C
解析：(原文中)Professor:So what happens if a room’s reverberation time is very long?
Girl: Would it be difficult to hear new sounds if we can still hear the old songs?
Professor: Exactly!
女生的话正确，即为答案。注意学生与教授的对话会作为考点出现。
Q15 Why does the professor mention a piano recital? Click on 2 answers.
A. To illustrate that different kinds of performances require rooms with different reverberation times
B. To demonstrate that the size of the instrument can affect its acoustic properties
C. To cite a type of performance suitable for rectangular concert hall
D. To exemplify that the reverberation time of a room is related to its size
答案：AD
解析：(原文中)A single instrument, something like a piano recital, a room with a short reverberation time is better. So for a solo piano, a small room works well.
说明房间的size与 reverberation time有关系，而better这种比较则说明不同乐器需要不同的room size。
Q16 According to the professor, what purpose do wall decorations in older concert halls serve?
A. They make sound in the hall reverberate longer.
B. They distribute the sound more evenly in the hall.
C. They make large halls look smaller and more intimate.
D. They distuise structural changes made to improve sound quality.
答案：B
解析：(原文中)So what can be done to distribute the sounds evenly?.....But they all have some decorations on the wall....which distributed the sound very efficiently. 说明这些装饰就是用来分散声音的。
Q17 Why does the professor say this: 重听题
A. To find out if students have understood his point
B. To indicate that he will conclude the lecture soon
C. To introduce a factor contradicting his previous statement
D. To add emphasis to his previous statement
答案：D
解析：(原文中)You see, everything must be planned down to the last detail in order to predict the acoustic performance of a room. That being said, there’s something that can’t be controlled by the architect.
演讲的内容就是关于如何用建筑结构控制声音的反射，所以教授是在强调演讲主题。因此正确选项是D，文中只是提到目前建筑师在设计这种方法途中遇到的一些问题，而不是介绍一个完全相反的因素，故C可以排除。
Conversation-2
Q18 Why does the student go to see the professor?
A. To explain why he may need to hand in an assignment late
B. To get instructions on how to complete an assignment
C. To discuss a type a type of music his class is studying
D. To ask if he can choose the music to write about in a listening journal
答案：B
解析：(原文中)student ：The listening journal you assigned us to keep for the Intro to World Music class, well, I am not sure I understand what to do. I listened to the pieces you assigned this week more than once, but when I tried to write about them, I didn’t know what to say.
学生不知道怎么做，来找教授指导。
Q19 What does the student describe as challenging?
A. Comparing contemporary music to earlier musical forms
B. Understanding the meaning of songs that are not written in English
C. Finding the time to listen to music outside of class
D. Writing critically about musical works
答案：D
解析：(原文中)student：But when I was trying to write about them, I did not know what to say.
这就是说，学生不知道怎么写这篇paper。
Q20 Why does the student mention hip-pop music?
A. To contrast the ways he responds to familiar and unfamiliar music
B. To help explain why he signed up for the professor’s course
C. To point out its similarities to music introduced in the course
D. To give an example of music that features repeating rhythms
答案：A
解析：(原文中) Student: Maybe I am finding it difficult because I am not familiar with most of music you assigned. I mean if it is hip hops or something I listen to with my friend.
从学生的话中可以看出，hip hop是他熟悉的，教授的assignment他不熟悉，所以遇到困难。这就是一个对照。
Q21 According to the professor, what are two characteristics of the musical form the class is currently studying? Click on 2 answers.
A. The songs are sung in a low voice.
B. The songs have influenced other musical styles.
C. The songs are about serious topics.
D. The songs were never written down.
答案：AC
解析：(原文中)You remember we said it means “deep song” in Andalusian Spanish? Not only because it’s sung in a deep register, but also because it’s a song about deeper or serious matters, certainly not lighthearted.
两个特点分别是sung in a deep register，另一个是它是关于serious matters。
Q22 What can be inferred about the professor at the end of the conversation?
A. She intends to provide all her students with additional information about the assignment.
B. She is concerned that the student may not be successful in the class.
C. She understands that the student has less experience playing music than writing about it.
D. She is happy that most students in the class were able to follow her instructions.
答案：A
解析：Professor: I am going to drop a list of questions everyone should keep in mind when they are writing their journals. Other students may be having the same problem you are having.
由于她觉得问题可能是普遍存在的，所以应该告诉其他同学。
Lecture-3
Q23 What is the main purpose of the lecture?
A. To explain the method used to date Clovis caches
B. To compare two different types of Clovis caches
C. To discuss possible interpretations of Clovis caches
D. To show how caches indicate the route traveled by the Clovis people
答案：C
解析：从第五段But another fascinating place we find them is in Clovis caches. A cache is just something stored or hidden away. It’s also the term for the place where it’s hidden. 开始，后面的不得呢全部是在讲Clovis caches，前面的只是铺垫。
Q24 What does the professor imply when she mentions a deviate about when the Clovis people arrived in the Americas?
A. An arrival date of 11,000 years ago is acceptable for the purpose of her lecture.
B. An arrival date of 11,000 years ago is inconsistent with some aspects of Clovis culture.
C. Only a few archaeologists believe the arrival date is much earlier than 11,000 years ago.
D. The debate about the arrival date of the Clovis people has recently been settled.
答案：A
解析：提到deviation的原因是 Clovis Arrival的确切时间并不确定，所以教授使用了round number，因为教授觉得讨论的内容并非是确切时间，所以11000年是可以接受的。注意B项是迷惑选项，文章没有提及inconsistent，所以不能选。
Q25 According to the professor, what is the traditional explanation for Clovis caches?
A. They were supplies kept in storage for future use.
B. They were valuable items for trading with other groups.
C. They were carved objects that served as maps.
D. They were forms of communication.
答案：A
解析：(原文中)Professor: The traditional explanation is that these were emergency supplies, uh, meant to be used at a later time. 与A对应。
Q26 According to the lecture, what is indicated by the size of the points found in some Clovis caches?
A. Methods of toolmaking varied between different Clovis groups.
B. The Clovis people made a variety of tools for different purposes.
C. The points may not have been functional tools.
D. The larger points made the Clovis people’s spears more effective.
答案：C
解析：(原文中)These cash points are quite large .......So big that you could not......What were they for? 从教授的话中看出，这些points太大所以不实用。与C对应。
Q27 What were two characteristics of tools found in Clovis caches? Click on 2 answers.
A. They were made later than other Clovis tools.
B. They were skillfully made.
C. They were carved with particular symbols.
D. They were made of the best pieces of stone.
答案：BD
解析：(原文中)a lot of these points really show excellent craftsmanship and attention to detail. excellent craftsmanship与skillfully对应。It seems that the cash point was made from the very best pieces of stone.对应D项。
Q28 According to the alternative hypothesis the professor mentions, why might the Clovis people have buried caches?
A. To indicate that they were the owners of the land
B. To pass cultural knowledge to future generations
C. To recognize that a place had a special meaning
D. To give a name to a particular area
答案：C
解析：(原文中)When the Clovis people first arrived in the Americas, they had a lot to learn about their new environment. Over time, they would have begun to recognize some places as special, important for some reason. 对应文中的C选项。
Lecture-4
Q29 What is the main purpose of the lecture?
A. To help students understand what is required to launch a satellite
B. To descrive new materials now being used to explore space
C. To descrive a potential technology for space exploration
D. To show how ideas from science fiction often develop into actual technologies
答案：C
解析：听力讲的就是用一种新型材料建造能通往宇宙的elevator，但这只是一个
构想。与C对应。
Q30 Why does the student mention climbing a ladder?
A. To demonstrate his familiarity with certain new types of technology
B. To make sure he understands the point the professor is making
C. To raise an objection to the professor’s claims about escape velocity
D. To provide a humorous example for the other students’ amusement
答案：B
解析：教授讲了misconception of escape velocity之后说只要爬高也许可以摆脱引力的束缚，所以学生举了梯子的例子。注意学生开头对教授说You mean that......就是在问教授他的理解是否正确。
Q31 What does the professor imply about using carbon nanotubes in the development of space elevators?
A. Current technology is good enough to make space elevators even without nanotubes.
B. We do not yet have the technology to bind nanotubes together in a ribbon.
C. Nanotube cables would not be rigid enough to support an elevator car.
D. Nanotubes are the kinds of materials that will be needed if space elevators are ever to be built.
答案：D
解析：(原文中)But a new material developed recently has a tensile strength higher than diamond, yet it’s much more flexible. I am talking about carbon nanotubes.
教授说大多数材料不适用，But(转折词是考点)......新材料的好处...... 说
明教授认为新材料可以胜任这个工作。
Q32 According to the professor, what is the significance of having a satellite in orbit about 36,000 kilometers above Earth’s surface?
A. This is the physical limit of the length that a carbon nanotube cable could reach.
B. A satellite orbiting at this height can remain directly above on location on Earth.
C. Earth’s gravitational field is too weak to hold a satellite in orbit at higher altitudes.
D. The distance around Earth’s equator is approximately 36,000 kilometers.
答案：B
解析：(原文中)Professor: There is a reason I mentioned the figure 36000. This is a height ......To constantly remain directly above the exact same spot on the earth.
对应答案B。
Q33 Why does the professor mention the writer Arthur C. Clarke?
A. To use a comment made by Clarke as a way of answering a student’s question
B. To familiarize students with Clarke’s ideas on space engineering
C. To cite a prominent opponent of the idea of space elevators
D. To point out that Clarke wrote about carbon nanotube technology long before it became a reality
答案：A
解析：(原文中)Well, the science fiction writer Arthur C. Clarke talked about building a space elevator back in the 1970s. And when someone asked him when he thought this idea might become a reality, his reply was, “Probably about fifty years after everybody quits laughing.”
学生问什么时候才能成真，教授引用Clarke的话，说要等到人们不再嘲笑这个idea 的50年后来回答学生的问题。对应 A项。
Q34 What can be inferred about the professor when he says this: 重听题
A. He is enjoying an opportunity to make his students laugh.
B. He is disappointed that none of his students thought of this idea themselves.
C. He wants his students to seriously consider an idea they might find surprising.
D. He has spent a great deal of time researching the idea that he is now presenting.
答案：C
解析：(原文中)Yeah! Uh, well, theoretically. I mean, I can see some practical problems with the ladder example. Uh, like you might get just a little bit tired out after the first few thousand kilometers or so, uh, especially with all the oxygen tanks you’ll have to be hauling up with you.
教授说完这段话后，学生笑了，但是紧接着教授又说No. I was thinking more along the lines of an elevator.说明教授知道这理论不完善，但是他希望学生不是把这个理论当成笑话来听。