1、阅读下面短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项。(共15小题;每小题2分,满分30) A Check out our tsunami facts and learn some interesting information related to these great walls of water that can cause so much destruction. Find out what causes tsunamis and read about some recent examples of tsunamis that have occurred around
2、 the globe. The Japanese word for tsunami means harbor wave. Tsunamis are sometimes referred to as tidal (潮汐的) waves but this term has fallen out of favor because tsunamis are not related to tides. Tsunamis are huge waves of water that are usually caused by earthquakes or volcanic eruptions. As a ts
3、unami approaches the shore (海岸), water may move back from the coast. If it is shallow (浅的) enough the water may be pulled back hundreds of meters. If you are in the area, you can know that a tsunami is on the way when you see this phenomenon. Regions in tsunami danger zones often have warning system
4、s in place to give people as much time as possible to move to a safe place. When tsunamis hit shallow water (often near the coast) they slow down but increase in height. An earthquake in the Indian Ocean off Indonesia in December 2004 caused a tsunami that killed over 200,000 people in 14 countries.
5、 In March 2011, the Tohoku earthquake off the eastern coast of Japan caused a tsunami that was a major factor in the death of over 15,000 people. The tsunami waves created by the Tohoku earthquake reached heights of over 40 meters in some areas, wiping out coastal towns and causing a number of nucle
6、ar accidents.1.How many causes of tsunamis are mentioned in the text?A.One.B.Two.C.Three.D.Four.2.In the Tohoku earthquake over 15,000 people died mainly because of _.A.the earthquake itselfB.the lack of warning systemsC.the tsunami caused by the earthquakeD.the nuclear accidents caused by the tsuna
7、mi3.Which of the following is TRUE according to the passage?A.Over 200,000 people were killed in 14 countries because of the earthquake in Dec.2004.B.Sometimes tsunamis are said as tidal waves, because they are related to tides.C.The warning systems in some regions help people move to a safe place.D
8、.If you see water move to the coast, there will be a tsunami on the way.4.The text is developed mainly by _.A.listing some factsB.giving some examplesC.providing some numbersD.making some comparisons BThere are robots all around us. Some do very complicated jobs like flying airplanes and driving sub
9、way trains. And some do one simple job. When an automatic washing machine is switched on, water pours in. The machine waits until the water is warm enough for washing clothes. It does this by “feedback” (反馈). Information about what is happening is feed back into the robot to tell what to do next. Ou
10、r eyes, ears and other senses are our feedback. They tell us what is going on around us. So robots are like human beings in two ways.They work and they have feedback.In some ways robots are better than human beings. They work quickly and do not make mistakes. They do not get bored doing the same job
11、 over and over again. And they never get tired. So robots are very useful in factories. They can be taught to do many different jobs. First their electronic brain must be shown how the job is done. A person moves the robots “arms” and “hands” through each part of the job.The most intelligent robots
12、can move and see. Their eyes are cameras. Their fingers can feel shapes and sizes of the objects. These robots have computer brains linked to their eyes and fingers, which control their actions. The expensive “Times New Roman” - The most intelligent robots are used in scientific research. They do su
13、ch job as handling radioactive materials.5. What does the author seem to inform you about robots? A. They should be greatly improved. B. They will probably take over in the future.C. They are very helpful and useful to humans. D. They are machines that break down a lot.6. The fact that a robot never
14、 gets bored doing the same job means that_.A. it is very much like human beingsB. it can do boring jobs for peopleC. it will never bore peopleD. it will work much better than human beings7. The robots used for scientific research_. A. are not very clever B. are very cheapC. are very big D. are very
15、costly8. According to the passage, which of the following statements is TRUE? A. In most ways robots are better than human beings. B. Robots have eyes, so they can see.C. Scientists sometimes do scientific research by using the intelligent robots. D. Robots can work but they have no feedback.C Edgar felt quite excited at the thought of his first swim of the summer. With the sun shining down so strongly, the sea was certain to be warm enough. He w
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