1、第十二套Listening Conversation One1. Why does the student go to the facilities management office?A. To see if the computers need to be servicedB. To confirm a room reservation he made earlierC. To see if he can add an additional room to an existing reservationD. To warn the employees about new problems
2、with their computers2. Which statement best describes the employees reaction to the students visit?A. She is surprised that the visited in person rather than sending an e-mail.B. She is grateful that he has confirmed his room reservation.C. She is annoyed that he is disturbing her while she works.D.
3、 She is relieved that he is there to fix the computer problems.3. What does the employee say are two possible causes of the students problem?Click on 2 answers.A. His room request form may have been lost.B. Multiple room requests under the same name may have been treated as duplicates.C. Someone in
4、the office may have assigned the same room to more than one person.D. The campus-wide computer problems have significantly affected the room reservation system.4. Why does the student want to have the event on Friday morning?A. It is not possible to change the room reservation.B. The room he needs i
5、s only available at that time.C. The speaker at the event is leaving on Friday afternoon.D. The students professor cannot change his schedule.5. What does the student offer to do at the end of the conversation?A. Search the employees computer records to find errors in room reservations.B. Resubmit t
6、he room request through an online reservation system.C. Report the employees computer problems to the technology help desk.D. Return to the employees office to help her with her computer problems.Lecture One1. What does the professor mainly discuss?A. Various ways free radicals are formedB. Characte
7、ristics of various stages of agingC. Whether free radicals cause agingD. Whether antioxidants effectively stabilized free radicals2. According to the professor, what do biological-clock theories propose?A. That an organisms behavior plays an important role in the aging processB. That the aging proce
8、ss is genetically predeterminedC. That organisms age as the result of a gradual loss of energyD. That environmental conditions can speed or slow the aging process3. According to the free-radical theory, why does aging occur?A. Antioxidants begin interfering with cell metabolismB. Cells begin produci
9、ng fewer free radicalsC. Antioxidants damage various cell structuresD. Unstable oxygen molecules damage cells DNA 4. What did the results of the fruit fly study suggest?A. Insects cells may not produce free radicalsB. Some insects naturally produce-large quantities of SODC. Antioxidants can slow the
10、 rate of aging in some organismsD. Various antioxidants may work together to repair cell damage5. According to the researchers in the roundworm study, how did a calorie-restricted diet extend the roundworms life span?A. By activating a special geneB. By slowing cell metabolismC. By helping process n
11、utrients more efficientlyD. By increasing the rate of cell repair6. What does the professor imply when she says this:A. The theory is too complex to explain in a short timeB. The theory is now considered outdatedC. The theory has only recently gained wide acceptanceD. The theory was already discusse
12、d in a previous classLecture Two1. What is the lecture mainly about?A. A controversial study that was conducted using fMRIsB. A recent discovery about a structure in the brainC. Contrasting theories on personality development in humansD. The role of fMRIs in psychological research2. What are standar
13、d medical MRIs less useful in neuroscience than fMRIs?A. Standard medical MRIs do not produce three-dimensional images of the brainB. Images produced by standard medical MRIs are less clearC. Images produced by standard medical MRIs reveal only brain structuresD. Standard medical MRIs produce only b
14、lack-and-white images3. What does the professor imply about psychological questionnaires?A. They are useful despite being somewhat unreliableB. They may soon become obsoleteC. Their low cost gives them an advantage over other research methodsD. Their questions are confusing to most subjects4.Accordi
15、ng to the professor, what question might the experiment involving the amygdala help to answer?A. Whether human personality changes over timeB. Where different neurobiological processes are taking placeC. What role emotions play in personality developmentD. Why fear and anger are such powerful emotio
16、ns5. Why does the professor compare brain maps to geographical maps?A. To illustrate one way that the brain processes spatial informationB. To explain why traditional research methods are still importantC. To point out that neuroscience has rapidly changed the study of personalityD. To explain the o
17、rigin of the term brain mapping6. What is the professors opinion about personality neuroscience?A. It offers great promise for the study of memory.B. Its tools are not sufficient for serious long-term studyC. She does not know enough about it to form an opinionD. Its research methods are less reliab
18、le than some scientists believeConversation Two1. Why does the professor want to see the student?A. To suggest that the student review his selection of sourcesB. To inform the student about new requirements for an assignmentC. To suggest that the student change the topic of his paperD. To provide he
19、lp with understanding some complex scientific papers2. Why does the professor warn the student about a Web site he intended to use?A. It contradicts facts fond on a university Web siteB. Its owner may be motivated by financial gainC. It exaggerates the benefits of using tidal turbinesD. It has outda
20、ted information on solar panels3. Why does the student mention tidal turbines?A. To make a comparison between them and solar panelsB. To point out the environmental benefits of using themC. To determine whether his ideas about how they function are correctD. To emphasize the efficiency of technologi
21、es that use ocean energy4. What is the professors opinion about the environmental impact of tidal turbines?A. They can cause significant harm to marine life.B. They can provide enough energy to offset any negative effect on the environment.C. They have almost no effect on marine life, due to recent
22、technological advances.D. They have some effect on the environment, but that effect is still unknown.5. Why does the professor mention Norway?A. To suggest a way the student might harrow the focus of his paperB. To indicate where tidal turbines are manufacturedC. To point out an area that has fast-m
23、oving ocean currentsD. To name a location where tidal turbines have had little environmental impactLecture Three1. What does the professor mainly discuss?A. The origin of the study of ethicsB. Similarities between the philosophies of Sartre and MillC. One philosophers view on the usefulness of ethic
24、al principlesD. Ethical theories developed during the Second World War2. According to the theory of utilitarianism explained in the lecture, what criterion determines whether a persons action is right?A. If it does not hurt anyoneB. If it is in the persons own best interestC. If it helps the person
25、fulfill an obligationD. If it benefits the greatest possible number of people3. According to the professor, why does Sartre reject most Western approaches to ethics?A. They do not take into account personal preferences.B. They have not met the needs of society since the Second World War.C. They are
26、too complex to be understood by average citizens.D. They do not provide people with a practical way to make decisions.4. What concept is central to Sartres approach to ethics?A. People need to consider several ethical theories before making decisions.B. People need to make decisions based on what is
27、 best for them.C. People need to take responsibility for their own actions.D. People can easily distinguish between right and wrong actions.5. Why does the professor talk about the young Frenchmans dilemma?A. It illustrates clearly Sartres point about ethical rules.B. It is similar to a dilemma that
28、 Sartre himself faced.C. It reflects Sartres views on war.D. It is a dilemma that only Sartres ethical views can help resolve.6. Why does the professor say this:A. To show his surprise at the students commentB. To reinforce a point he made earlierC. To help the student answer the question correctlyD
29、. To ask for suggestions on what he should discuss nextLecture Four1. What is the lecture mainly about?A. How the Atlantic Ocean became connected to the Arctic OceanB. How changes in ocean circulation affected the Isthmus of PanamaC. How the formation of the Isthmus of Panama helped start an ice age
30、D. How tectonic plate movement might have created the Gulf Stream2. According to the professor, what was probably the initial effect of the new land bridge between North and South America?A. The flow of warm water increased along the eastern coast of North AmericaB. More rainwater began falling into
31、 the Atlantic OceanC. Ocean waves intensified on both sides of the land bridgeD. Trade winds appeared in the Atlantic Ocean3. The professor notes the trade winds from Africa carry water vapor from the Atlantic to the Pacific Ocean. What does this point explain?Click on 2 answers.A. Why there is litt
32、le rainfall in certain regions of North AfricaB. Why the Pacific Ocean is less salty than the Atlantic OceanC. Why the Pacific Ocean is colder than the Atlantic OceanD. Why the density of water in the Atlantic Ocean increased4. According to the professor, how could increased precipitation in the Nor
33、thern Hemisphere have contributed to the cooling of the Arctic region?A. It caused more heat to be trapped in the ocean.B. It removed some carbon dioxide from the atmosphere.C. It promoted the formation of sea ice, which reflected sunlight.D. It allowed the ocean currents to reach the Arctic Ocean.5
34、. Why does the professor mention a fluctuation in the tilt of Earths axis?A. To explain why ocean circulation patterns periodically changeB. To suggest a possible contributing factor to the Arctic glaciation of three million years agoC. To suggest a reason that the ice age of three million years ago
35、 did not last longD. To explain why periods of cooling occur at regular intervals6. What can be inferred about the woman when she says this:A. She realizes she is mistaken about the location of the Isthmus of Panama.B. She disagrees with the professor on the size of the Isthmus of Panama.C. She wants to demonstrate her knowledge of geography.D. She is confused by the claim that the professor is making.答案：C1: B A AB C DL1: C B D C A BL2: D C A A B DC2: A B C D AL3: C D D C A BL4: C A BD C B D