（新课标）Unit 4 Amazing science 单元测试 （含解析）

中小学教育资源及组卷应用平台 Unit 4 Amazing science 单元测试题 本试题卷共5页，全卷满分80分，考试用时80分钟。 注意事项： 1. 考生答题全部在答题卷上, 答在试题卷上无效。 2. 请认真核对监考教师在答题卷上所粘贴条形码的姓名、准考证号码是否与本人相符合，再将自己的姓名、准考证号码用0.5毫米的黑色墨水签字笔填写在答题卷及试题卷上。 3. 选择题作答必须用2B铅笔将答题卷上对应的答案标号涂黑。如需改动，用橡皮擦干净后，再选涂其他答案。非选择题作答必须用0.5毫米黑色墨水签字笔写在答题卷上指定位置，在其他位置答题一律无效。 4. 考生不得折叠答题卷，保持答题卷的整洁。考试结束后，请将试题卷和答题卷一并上交 一、完形填空（每小题1分，共计10分） The computer is a very wonderful machine. It is a very （1） today. It seems that we can not live or work without puters （2） in many ways--in offices, in factories, in big shops, at schools, and even at home. （3） The computer, people are living a better life. The computer is one of the greatest inventions of the （4） century. The first computer was built in America and it was named Eniac. It was not only very （5） , but also quite heavy. It was as big as two rooms! But the computer is developing very fast. Today they are becoming smaller and smaller, lighter and lighter, and （6） faster and faster. There are many different kinds of computers on the market. You can choose any one you like. （7） The computer can do a lot of things for people, it helps us to learn about the real world. With the computer you can （8） an e-mail just in a few seconds to your friend far away from you, but it will take the post office quite a long time to deliver a （9） to your friend. Now the computer really gives us a very nice picture about the world of tomorrow. So as a student in the 21st century, we have to work hard and learn how to （10） the computer very well. Don't you think so （1）A．beautiful B．interesting C．popular D．enjoyable （2）A．were using B．are used C．use D．used （3）A．On B．In C．Among D．With （4）A．18th B．19th C．20th D．21st （5）A．useful B．large C．small D．cheap （6）A．studying B．teaching C．walking D．working （7）A．With B．As C．Like D．By （8）A．give B．take C．post D．send （9）A．letter B．book C．help D．message （10）A．get B．use C．read D．write 二、阅读理解（11-25小题每小题2分，26-30每小题1分，共计35分） A Jupiter(土星) is the fifth planet from the sun and it is the largest one in the solar system. It is about 11 times bigger than the earth. Jupiter's strangest thing is its huge red spot. Pictures taken from space tell us that the red spot is probably a hurricane(飓风). It is so big that the earth would fit right in the middle of it. Sometimes the hurricane looks like a huge oven with orange-red waves (波浪). Some other time the color almost disappears. On the earth, hurricanes move. We can watch them travel across water to land. Jupiter's red spot also moves. Scientists say it “walks”. It is carried along by air in Jupiter's atmosphere(大气层). So far, Jupiter has been visited by four spacecrafts. ... ...