1、C. above the ground D. above space2. Why do we use the weather satellites to take pictures of the atmosphere? Because _.A. the weather satellites can do it easily B. clouds form thereC. the weather forms there D. the pictures can forecast the weather3. Meteorologists forecast the weather _.A. when t
2、hey have received satellite picturesB. after they have compared new satellite pictures with earlier onesC. before they received satellite picturesD. during they study satellite pictures4. Maybe well soon be able to forecast the weather for _.A. one day B. two days C. five days D. seven days or even
3、longer5. The main(主要的)idea of this passage is that satellites are now used in _.A. taking pictures of the atmosphere B. receiving pictures of the atmosphereC. doing other work in many ways D. weather forecasting(二)阅读下面短文,掌握其大意,然后从各题所给的A、B、C或者D四个选项中选出最佳选项。The Internet, mobile phones and Ipads are par
4、t of our lives now. Technology is greatly affecting all ways of our lives, from the ways we work to the ways we play. And it even causes a number of social problems such as cloning humans.We have had lots of technology and it has changed our lives a lot. There is no doubt that humans will continue t
5、o use more and more technology. Here are some examples of modern technology that will change our ideas and will affect our lives greatly.Global Positioning System (GPS) (全球定位系统)Its a system that uses radio signals from satellites to show exact (精确地) information. It tells you where the user is on the
6、 earth in all weather conditions. Its made up of three parts: satellites, control equipments (设备) on land and receivers.Space TechnologyRussian and American scientists have worked together for the International Space Station (ISS) for a long time. They hope the ISS will provide a long-lasting lab. S
7、uch a lab will bring humans limitless (无限的) advantages. Its even hoped that one day space technology will take humans to their new houses in space.Underwater RobotHercules is a kind of Underwater Robot with some high technology equipments. It will be used to search for ancient ships which were destr
8、oyed into the deep sea during their journey long ago. The world is changing so quickly that its hard for us to catch up with all the new inventions because they seem to come out every month. Its important for us to learn about new technology and the role that it plays in our lives. So we should be w
9、illing to accept modern technology, or we will fall behind the time.( )1. _ can tell you where the user is on the earth exactly.A. Satellites B. ReceiversC. Global Positioning System D. Underwater Robot( )2. According to the passage, which is NOT true about the ISS?A. It has carried people to other
10、planets. B. It will provide a long-lasting lab for us.C. Russian and American are working for it. D. Humans will get a lot of advantages from it.( )3. Hercules is used to _.A. save lives in the sea B. take picture in the seaC. repair the broken ships D. look for the ancient ships in the sea( )4. Fro
11、m the passage, we know that _.A. the use of GPS is affected by the weather conditionsB. its very important for us to learn about new technologyC. its easy for us to catch up with all the new inventionsD. technology brings us many advantages such as cloning humans( )5. What is the purpose of the pass
12、age?A. To help us study some new technology.B. To tell us technology is changing the world.C. To help solve the problems that technology causes.D. To remind us the advantages of technology are limitless.(三)根据短文内容填空或选出最佳答案。Snow fell on the mountain. It snowed and snowed. The snow did not melt(融化). It
13、 became deep and heavy. The snow on the bottom pressed (挤压)together., it became ice.The ice was very wide and thick. It began to move down the mountain. It was like a river of ice. It was a glacier(冰河).Sometimes the glacier moved only a few inches(英寸) each day. As it moved, it took rocks and dirt wi
14、th it. It changed the land. In some places, it left hills. In some places, when the glacier melted, it made rivers and lakes.A million years ago, there were many big glaciers. Glaciers covered many parts of the world. The glaciers changed the land.Glaciers are still at work today. A glacier in the n
15、orth of Canada is cutting a new path(路) down the side of a mountain. This glacier will change the land, too.1. The snow that fell on the mountainA. became snowman B. melted C. became ice D. turned to rain2. The word in the story that means a river of ice is _.3. The story says, “The snow did not mel
16、t. It became deep and heavy”. The word it means _.4. Which of the following does this story lead you to believe?A. There are not as many glaciers as there used to beB. Glaciers do not change the land as they move over it.C. Glaciers are found only in warm places.5. How fast did the glacier move? (Wh
17、ich sentence is exactly like the one in your book?)A. Sometimes the glacier moved only once a year.B. Sometimes the glacier moved over ten miles each day.C. Sometimes the glacier moved only a few inches each day.6. The main idea of the whole story is that _.A. snow is heavy B. the high land never ch
18、anges C. glaciers changed the land(四)Long ago, people in Rome(罗马) talked to one another in Latin(拉丁文). Pupils in school learned to read and write in Latin. Books are in Latin.Some Romans(罗马人)went to other parts of the world. They took their language with them. Soon Latin was used in many countries.
19、It became a world language.People in other countries did not talk in Latin the same way. In each land, they changed the language a little. As time went by, they made more changes. At last they did not talk in Latin any more. New languages had come from the old one.People do not talk to one another i
20、n Latin today. But they still use many Latin words. You do, too. Street, wall, city, and salt are some of the Latin words we use. You are a pupil in school. Pupil is a Latin word. It means “little doll”.1. Latin was used by people in _.A. Rome B. the United States C. Greece(希腊) D. Texas2. The word i
21、n the story that means what people speak and write is _3. The story says, “People do not talk to each other in Latin today. But they still use many Latin words,” The word they means _.A. It is not good to change a language. B. Pupils in schools today play with dolls.C. Not many people can read Latin
22、 today.5. What happened to Latin when it was taken to other countries?(which sentence is exactly like the one in your book?A. In each land, people talked about each other.B. In each land, they changed the language a littleC. In each land, the children had to speak some Latin.6. The main idea of the
23、whole story is that _.A. Romans did not like to stay home B. people in old Rome talked a lot to each other.C. Latin changed as it moved from land to land.(五)We have known for a long time that flowers of different plants open and close at different time of day. This is so familiar that there seems to
24、 be no need to ask the reason for it. Yet no one really understands why flowers open and close like this at particular times. The process (过程) is not as simple as we might think, as recent experiments have shown. In one study, flowers were kept in constant (连续的) darkness. We might expect that the fl
25、owers, without any information about the time of day, did not open as they normally do. In fact, they continued to open at their usual time. This suggests that they have some mysterious (神秘的) way of knowing the time. Their sense of time does not depend on information from the outside world; it is, s
26、o to speak, inside them, a kind of “inner clock”.This discovery (发现) may not seem to be very important. However, it was later found that not just plants but also animals including man have this “inner clock” which controls the working of their bodies and influences (影响) their activities. Men, then,
27、are also influenced by this mysterious power. Whether we wish it or not, it affects such things in our life as our need for sleep, our need for food.In the past, this did not matter very much because people lived in natural condition. In the modern world, things are different; now there are spacemen, airplane pilots and, in ordinary life, a lot of people who have to work at night. It would be very useful, then, to know more about the “inner clock”. Such ordinary things as flowers m
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