[外语类试卷]专业英语八级模拟试卷686及答案与解析.doc
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1、专业英语八级模拟试卷 686及答案与解析 SECTION A MINI-LECTURE Directions: In this section you sill hear a mini-lecture. You will hear the lecture ONCE ONLY. While listening, take notes on the important points. Your notes will not be marked, but you will need them to complete a gap-filling task after the mini-lecture.
2、 When the lecture is over, you will be given two minutes to check your notes, and another ten minutes to complete the gap-filling task on ANSWER SHEET ONE. Use the blank sheet for note-taking. 0 My Joy in Teaching and Learning I have been engaged in teaching Intensive Reading Course to PhD【 1】 of Sc
3、ience and Technology in Sichuan University. I started from scratch, from widereading and careful selection, to【 2】 a text book and write a guide for Doctorate Intensive Reading. Many of the texts are selected from Nobel【 3】 whose speeches give a wide scope of their fields as well as a wonderful summ
4、ary of their painstaking efforts leading to success. They are academically keen andalert. With many【 4】 of disciplined trainings, they have built up an【 5】 and synthetic mind, some still holding a very good memory. They are ambitious to【 6】 English to speak in the international science conference fo
5、r our motherland. They are eager to【 7】 their knowledge, skills, youth and wisdom to Chinas giant strides in the Twenty-first century. In my first lecture, I introduced Francis Bacon famous aphorism: “【 8】 makes a full man; conference a ready man; and【 9】 an exact man.“ I also added a line, “ Listen
6、ing makes a wise man. With a high demanding, with conscientious work, with the【 10】 Nobel Laureates speeches, with proper teaching and learning methods, they have really made dramatic progress. 1 【 1】 2 【 2】 3 【 3】 4 【 4】 5 【 5】 6 【 6】 7 【 7】 8 【 8】 9 【 9】 10 【 10】 SECTION B INTERVIEW Directions: In
7、 this section you will hear everything ONCE ONLY. Listen carefully and then answer the questions that follow. Questions 1 to 5 are based on an interview. At the end of the interview you will be given 10 seconds to answer each of the following five questions. Now listen to the interview. 11 Which of
8、the following does Li-Fi most probably stand for? ( A) Lightless Fidelity. ( B) Light Fidelity. ( C) LED Fidelity. ( D) Light Five. 12 Which of the following is NOT true with Li-Fi? ( A) Products involving it already exist. ( B) It may become an alternative to Wi-Fi. ( C) It can exacerbate the probl
9、em of capacity. ( D) The speed of it already exceeds some of the Wi-Fi routers. 13 Which of the following is NOT true with LEDs? ( A) Theyre conductor devices. ( B) Theyre replacing incandescent light. ( C) Theyre the future of light. ( D) Theyre more efficient than fluorescent tubes. 14 Why does Dr
10、 Povey say the fact that light waves can not penetrate walls is a bonus? ( A) Because more energy can be concentrated. ( B) Because it can save a lot of money. ( C) Because it doesnt pose risks to health. ( D) Because secrets can be better protected. 15 Why can Li-Fi related devices be used on a pla
11、ne? ( A) For they are not as heavy as the traditional ones. ( B) For they dont interfere with the equipment. ( C) For they are cheaper. ( D) For they are a new technology. SECTION C NEWS BROADCAST Directions: In this section you will hear everything ONCE ONLY. Listen carefully and then answer the qu
12、estions that follow. At the end of each news item, you will be given 10 seconds to answer the questions. 16 General Ban Ki-moon is urging the Burmese government to ( A) hold the constitutional referendum. ( B) allow in foreign search and rescue teams. ( C) accept international aid right away. ( D) a
13、dopt John Holmessuggestions. 17 John Holmes thought that the Burmese government could be more _following the constitutional referendum. ( A) naive ( B) feasible ( C) open ( D) elastic 17 Vibrations in the ground are a poorly understood but probably widespread means of communication between animals.
14、It seems unlikely that these animals could have detected seismic “pre-shocks“ that were missed by the sensitive vibration-detecting equipment that clutters the worlds earthquake laboratories. But it is possible. And the fact that many animal species behave strangely before other natural events such
15、as storms, and that they have the ability to detect others of their species at distances which the familiar human senses could not manage, is well established. Such observations have led some to suggest that these animals have a kind of extra-sensory perception. What is more likely, though, is that
16、they have an extra sensea form of perception that people lack. The best guess is that they can feel and understand vibrations that are transmitted through the ground. Almost all the research done into animal signalling has been on sight, hearing and smell, because these are senses that people posses
17、s. Humans have no sense organs designed specifically to detect terrestrial vibrations. But, according to researchers who have been meeting in Chicago at a symposium of the society for Integrative and Comparative Biology, this anthropocentric approach has meant that interactions via vibrations of the
18、 ground (a means of communication known as seismic signalling) have been almost entirely over-looked. These researchers believe that such signals are far more common than biologists had realizedand that they could explain a lot of otherwise inexplicable features of animal behaviour. Until recently,
19、the only large mammal known to produce seismic signals was the elephant seal, a species whose notoriously aggressive bulls slug it out on beaches around the world for possession of harems of females. But Caitlin OConnell-Rodwell of Stanford University, who is one of the speakers at the symposium, su
20、spects that a number of large terrestrial mammals, including rhinos, lions and elephants also use vibration as a means of communication. At any rate they produce loud noises that are transmitted through both the ground and the airand that can travel farther in the first than in the second. Elephants
21、, according to Dr. OConnell-Rodwell, can transmit signals through the ground this way for distances of as much as 50km when they trumpet, make mock charges or stomp their feet. A seismic sense could help to explain certain types of elephant behaviour. One is an apparent ability to detect thunderstor
22、ms well beyond the range that the sound of a storm can carry. Another is the foot-lifting that many elephants display prior to the arrival of another herd. Rather than scanning the horizon with their ears, elephants tend to freeze their posture and raise and lower a single foot. This probably helps
23、them to work out from which direction the vibrations are travellingrather as a person might stick a finger first in one ear and then in the other to work out the direction that a sound is coming from. In the past decade, many insects, spiders, scorpions, amphibians, reptiles and rodents, as well as
24、large mammals, have been shown to use vibrations for purposes as diverse as territorial defense, mate location and prey detection. Lions, for example, have vibration detectors in their paws and probably use them in the same way as scorpions use their vibration detectorsto locate meals. Dr. Hill hers
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