Unit 1 练习题 -2024-2025学年人教版八年级英语下册

八年级下册英语 Unit 1 练习题 1、 阅读理解 A. What will our life be like in the future? Maybe we can live on other planets. Scientists are working hard to make this dream come true. Mars is one of the planets that scientists are interested in. It's similar to Earth in some ways. For example, the length of a day on Mars is about 24.6 hours, which is close to that on Earth. However, there are also many differences. The air on Mars is very thin and it's mostly carbon dioxide. So if we want to live there, we need to build special habitats with enough oxygen. The temperature on Mars is much lower than on Earth too. It can be as cold as -143°C at night. Despite these difficulties, some people still believe that we can colonize Mars in the future. They think that with the development of technology, we can solve these problems. What do you think? Will we be able to call Mars our second home? 1. Why are scientists interested in Mars? A. Because it has a lot of water. B. Because it's the closest planet to Earth. C. Because it's similar to Earth in some ways. D. Because it has rich resources. 1. What's the problem with the air on Mars? A. It's too thick. B. It's mostly carbon monoxide. C. It's very thin and has too much carbon dioxide. D. It has a bad smell. 1. How cold can it be on Mars at night? A. -14.3°C. B. -43°C. C. -143°C. D. 143°C. 1. What's the main idea of this passage? A. The differences between Mars and Earth. B. Scientists' efforts to explore Mars. C. The possibility of living on Mars in the future. D. All of the above. B In recent years, more and more people have realized the importance of protecting the environment. People are taking different actions to make our planet greener. Some companies are producing eco-friendly products. For example, there are now cars that run on electricity instead of gasoline. These electric cars don't produce harmful emissions and can save energy. Many people also choose to use reusable bags when shopping instead of plastic bags. This helps reduce waste. In schools, teachers are teaching students about environmental protection. Students learn how to recycle paper, bottles and cans. They also plant trees and take care of plants in the schoolyard. At home, families are trying to save water and electricity. They turn off the lights when leaving a room and take shorter showers. These small actions can make a big difference in protecting our environment. 1. Why are more people realizing the importance of protecting the environment? A. Because the environment is getting better. B. Because they see the negative effects of pollution. C. Because it's a new trend. D. Because the government forces them. 1. What kind of cars are mentioned as eco-friendly? A. Cars that run on gasoline. B. Cars that run on hydrogen. C. Cars that run on electricity. D. Cars that run on natural gas. 1. What do students learn in schools about environmental protection? A. Only how to recycle paper. B. How to recycle paper, bottles and cans and plant trees. C. How to use plastic bags. D. How to drive electric cars. 1. What can families do at home to protect the environment? A. Use more water. B. Leave the lights on all the time. C. Take longer showers. D. Save water and electricity. C A new shopping app has become very popular recently. It allows people to buy things online easily. With just a few clicks on their smartphones, shoppers can find a wide variety of products and compare prices. This app not only offers convenience but also provides good service. If you have any questions about the products, you can contact the customer service team at any time. They will answer your questions promptly. Moreover, the app often has special offers and discounts. Shoppers can save a lot of money. For example, during festivals, there are big sales where you can buy your favorite items at very low prices. However, like any other online shopping platform, you need to be careful when using it. Make sure you read the product descriptions carefully and check the seller's reputation. This way, you can have a pleasant shopping experience. 1. What makes the new shopping app popular? A. It has a nice interface. B. It allows easy online shopping and provides good service. C. It has a lot of advertisements. D. It only sells expensive products. 1. What can shoppers do if they have questions? A. They can call the police. B. They can ignore the questions. C. They can contact the customer service team. D. They can ask their friends. 1. When can shoppers save a lot of money? A. Every day. B. During festivals. C. Never. D. Only on weekends. 1. What should shoppers be careful about? A. They should not use the app. B. They should not read the product descriptions. C. They should check the seller's reputation and read the product descriptions carefully. D. They should buy everything they see. 二、完形填空 Have you ever dreamed of traveling around the world? I have. Last year, I got a chance to 13_____ my dream come true. I went on a trip to Europe with my parents. We first arrived in Paris, the capital of France. It's a very beautiful city 14_____ a lot of famous landmarks. We visited the Eiffel Tower. Standing at the top of it, we could see the whole city. The view was 15_____. Then we went to London, England. We visited the British Museum. It has a huge collection of artworks and historical 16_____. I was really amazed by the things inside. After that, we traveled to Rome, Italy. The ancient buildings there were so 17_____ that I felt like I was traveling back in time. We also tasted delicious Italian food. The pizza and pasta were just 18_____. During the trip, we met people from different countries. We talked with them and learned about their cultures. It was a really 19_____ experience. Although the trip was a bit tiring, I learned a lot and had a great time. I hope I can have more 20_____ to travel in the future. 1. A. make B. made C. making D. to make 1. A. with B. without C. for D. by 1. A. boring B. amazing C. scary D. sad 1. A. events B. stories C. relics D. fictions 1. A. new B. modern C. old D. ugly 1. A. awful B. terrible C. delicious D. bad 1. A. bad B. good C. boring D. tiring 1. A. money B. time C. friends D. opportunities 三、根据所给单词的首字母或汉意写单词 1. If you eat too much ice-cream, you may have a _____________（胃痛）. 2. I had a _____________（发烧）last night, and my mother took care of me all night. 3._____________ (乘客) mustn't smoke on the high-speed train. 4. Because he _____________(咳嗽) a lot, he didn't have a good sleep last night. 5. When you make a __________（决定), you must think about its result. 6. When I was in Grade Three, I realized the i__________ of English. 7. Westerners use k__________and forks to cat. 8. He is in t ____________.Let' s do something to help him. 9. The d________ of his pet made the boy very sad. 10. Let’s stop to have a rest. We’d better not make o_________ too tired. 四、语法填空 Dear Mike, I'm writing to tell you about my weekend. I had a very busy but interesting weekend. On Saturday morning, I got up early 1__________ (go) to the park. I 2__________ (decide) to go for a run there. The air was fresh and the scenery was beautiful. After running, I sat on the bench and 3__________ (enjoy) the sunshine. In the afternoon, I went to the library with my friend. We 4__________ (look) for some books about science. We want to do a small science project together. It 5__________ (be) really fun. On Sunday, I went to visit my grandparents. I helped them 6__________ (clean) the house and cooked lunch for them. They were very happy. In the evening, I 7__________ (watch) a movie on TV. It was a comedy and it 8__________ (make) me laugh a lot. That's my weekend. What about yours? Write back soon. Best wishes! Yours, Tom 五、文章选词填空（九选七） A. because B. but C. and D. so E. or F. then G. when H. although I. also Do you like reading? I do. Reading is a great hobby 1_____ it can bring us a lot of knowledge. I like reading different kinds of books, 2_____ novels, science books and history books. I usually read in my free time. 3_____ I was a child, I started to love reading. My parents 4_____ encouraged me to read more. They bought me a lot of books. Sometimes, I may face some difficulties when reading. For example, I don't understand some words 5_____ sentences. 6_____ I never give up. I try to look up the words in the dictionary 7_____ ask my parents for help. 8.________(read) makes my life more colorful. 六、阅读表达 My name is Jack. I'm 15 years old. I'm interested in science and technology. I often go to the science museum on weekends. There are many interesting exhibits in the museum. I can learn about the latest inventions and scientific discoveries. I especially like the section about space exploration. I can see models of rockets and satellites. It makes me dream of becoming an astronaut one day. I also attend some science lectures and workshops in the museum. The experts there teach us a lot of knowledge and skills. For example, last week, I learned how to make a simple robot. It was really exciting. Questions: 1. How old is Jack? 2. Where does Jack often go on weekends? 3. What kind of exhibits does Jack especially like in the museum? 4. What did Jack learn to make last week? 5. What's Jack's dream? 七、书面表达 假如你是李华，你的英国笔友 David 来信询问你未来的生活计划，请你根据以下提示给他写一封回信。 提示：1. 职业梦想：想成为一名医生，帮助病人； 2. 居住城市：想去大城市工作，因为有更多的发展机会； 3. 业余生活：工作之余，想学习一门新语言，如法语； 4. 家庭生活：希望有一个幸福的家庭，经常和家人一起旅行。 要求：1. 语句通顺，条理清晰； 2. 70 - 80 词左右； 学科网（北京）股份有限公司 $$