超星 - u9s1 - 查题吧

简答题

[音频]p166Listen to a lecture about aerospace and aeronautics. Write down the major difference between these two concepts according to the lecture.

填空题

p167Task2 The words in bold are from Listening Skills& Strategies in this part. Listen to their explanations. Then complete each sentence with the correct word. You may change the form when necessary.A.A galaxy is a large system of stars held together by mutual gravitation and isolated from similar systems by vast regions of spaceB. If something is crystal-clear, it is absolutely clear and clean.C. Plague as a verb means to cause worry, pain, or trouble to someone, especially for a long period of time.D. Distort means to change the appearance, sound, or shape of something so that it is strange or unclear.E. An orbit is the curved path traveled by an object which is moving around a much larger object such as the Sun, the Earth, etc.1. Water shortages are a problem many large cities in this country.2. First of all the clues were not collected just after the murder and we have a feeling that everything was done the investigation and to lead it in a certain way.3. Today we know it is gravity that holds the planets and stars in theirmaking them appear to be hung on nothing4. Most telepresence systems are two-dimensional. “It's a 2-Dimage, but it's , photo realistic, fluid movement, accurate flesh tones, and you would swear you were in the same physical space with people who might be thousands of miles away.”5. Black holes are known to devour matter but did they arise before or after thein which they exist?[音频]

填空题

p170Task 2 The words and phrases in bold are from Listening Skills &Strategies in this part. Listen to their explanations. Then complete each sentence with the correct word or phrase.A. Isolate means to separate one person, group, or thing from other people or things.B. Simulate means to do or produce something which looks real but is not real.C. Pave the way for something means to make it possible for someone to do something or for something to happen.D. Interplanetary means situated or traveling between planets.E. Autonomous describes the state of being independent and having the power to make one's own decisions.1. If Consumer Electronics Show is truly predictor of thing to come, then a street full of driving vehicles is much closer than you may expect.2. China's Shenzhou-8 spacecraft has safely returned to Earth. The Shenzhou missions are being used to the establishment of a manned Chinese space station by 2020.3. The village was completely from the rest of the world and had a very peaceful and self-sufficient existence.4. Although companies are experimenting with different methods to 3D, marketing experts say the advantage of Nvidia's system is that it works with games that were not designed with 3D in mind.5. Modern spacecrafts explore their target planets and moons with the aid of robots, and these robots are becoming very small.[音频]

1