2025年暑假预习沪教版七年级英语上册Unit 4 The Earth语法词汇专练

2025年暑假预习沪教版七年级英语上册Unit 4 The Earth语法词汇专练 一、短语翻译 根据汉语提示，结合本单元词汇翻译下列短语。 1. 令人惊奇的行星系统 ________________________________ 2. 十亿颗恒星的档案 __________________________________ 3. 被冰雪覆盖的北极地区 ______________________________ 4. 极冷沙漠的宽度 ____________________________________ 5. 据我们所知的最大鲸鱼 ______________________________ 6. 提供谷粒的农田 ____________________________________ 7. 探索地下水资源 ____________________________________ 8. 塑料污染消失的解决办法 ______________________________ 9. 燃烧石油产生的有害化学品 _____________________________ 10. 保护自己的网站 ______________________________________ 11. 古代皇帝打猎的区域 __________________________________ 12. 数以百计的蝴蝶消失 __________________________________ 13. 战争导致的沙尘暴问题 ________________________________ 14. 吹走土壤的强风 ______________________________________ 15. 下一代的环境保护 ____________________________________ 二、词形变换与语法填空 （一）单词的适当形式填空 1. The solar __________ (system) includes eight __________ (planet). 2. The Arctic is a __________ (freeze) area __________ (cover) by ice. 3. These __________ (amaze) facts are from the science __________ (file). 4. The desert __________ (reach) over 500 __________ (metre) wide. 5. Whales __________ (provide) us with useful information about sea life. 6. __________ (pollute) from chemicals is __________ (harm) to the environment. 7. We should stop __________ (burn) oil to protect __________ (groundwater). 8. Many __________ (butterfly) are __________ (disappear) because of pollution. 9. The __________ (solve) to sandstorms is planting more trees. 10. It’s our duty to protect the Earth for future __________ (generate). （二）用语法项目（介词、动词形式等）完成句子 1. The Earth’s surface is covered __________ water and land. 2. We must cut down plastic use __________ (protect) the environment. 3. __________ (lucky), scientists found a way to clean ocean pollution. 4. The wind can blow __________ soil if there are no trees. 5. __________ (as far as) we know, the polar ice is melting fast. （三）按要求填空（词性转换、单复数） 1. system（复数）：__________ ；amaze（形容词，人感到惊奇的）：__________ 2. planet（复数）：__________ ；freeze（形容词，冷冻的）：__________ 3. cover（名词）：__________ ；harm（形容词）：__________ 4. provide（名词）：__________ ；disappear（名词）：__________ 5. solve（名词）：__________ ；blow（过去式）：__________ 6. generation（复数）：__________ ；own（名词，物主）：__________ 三、句型转换与运用 （一）按要求完成句子 1. 太阳系里有什么？ 有八颗行星和许多卫星。 What’s in the ________ ________? — There are eight _________ and many moons. 2. 北极地区被冰雪覆盖，温度极低。 The Arctic area _______ _______ _______ ice and snow, and it’s extremely ________. 3. 据我们所知，塑料污染正让数以百计的海洋生物消失。 ________ ________ ________ ________ know, plastic pollution is making ________ ________ sea animals ________. 4. 我们应该停止燃烧石油，保护地下水和土壤。 We should stop __________ oil to protect __________ and soil. 5. 解决沙尘暴的办法是种植更多树木，防止土壤被吹走。 The ________ to sandstorms is planting more trees to stop soil from ________ ________ away. （二）同义句替换 1. The forest provides animals with food. → The forest provides food __________ animals. 2. Many chemicals are harmful. → Many chemicals do __________ to the environment. 3. As far as we know, whales are in danger. → __________ __________ we know, whales are in danger. 4. We need to find a solution. → We need to find __________ __________ solve the problem. 5. The wind blows away the sand. → The sand __________ __________ away by the wind. （三）句型转换 1. The Earth provides us with resources.（变一般疑问句并作肯定回答） __________ the Earth __________ us with resources? Yes, __________ __________. 2. They cut down trees in the forest.（变为否定句） They __________ __________ down trees in the forest. 3. The desert is 300 metres wide.（对划线部分提问） __________ __________ is the desert? 4. People burn oil and gas.（改为被动语态） Oil and gas __________ __________ by people. 四、单元阅读能力提高 阅读短文，选择正确答案 The Earth is our home, but it’s facing many problems. As far as we know, plastic pollution is one of the biggest threats. Every year, hundreds of marine animals die because they eat plastic waste. What’s more, cutting down trees leads to soil loss and sandstorms. Scientists say the Arctic is changing fast. The polar ice is melting, and sea levels are rising. This affects animals like polar bears, whose homes are disappearing. “We must act now,” says Dr. Lee, an environmental scientist. “Using less plastic, planting trees, and reducing pollution are the solutions we need for future generations.” 1. What is the main problem mentioned in the passage? A. Too many whales in the sea. B. Plastic pollution and deforestation. C. Ancient wars and sandstorms. D. Generation gaps in environmental protection. 2. Why do marine animals die? A. Because they hunt for food in deserts. B. Because they swim in freezing water. C. Because they eat plastic waste. D. Because they live near chemical factories. 3. What is happening to the Arctic? A. The polar ice is melting. B. The sea level is falling. C. More whales are appearing. D. Sandstorms are becoming less common. 4. What does Dr. Lee suggest? A. Building more websites to learn about pollution. B. Hunting fewer animals to protect the ecosystem. C. Using more plastic products for daily life. D. Planting trees and reducing pollution. 5. What’s the best title for the passage? A. The Beauty of the Solar System B. Facts About Planets in the Universe C. Saving the Earth: Our Responsibility D. Ancient Emperors and Environmental Protection 答案 一、短语翻译 1. amazing planet system 2. fact file of billions of stars 3. the Arctic area covered by ice and snow 4. the width of the freezing desert 5. the largest whale as far as we know 6. farmland that provides grains 7. explore groundwater resources 8. solutions to the disappearance of plastic pollution 9. harmful chemicals produced by burning oil 10. website to protect one’s own information 11. the area where ancient emperors hunted 12. hundreds of butterflies disappearing 13. sandstorm problems caused by wars 14. strong winds that blow away soil 15. environmental protection for the next generation 二、语法填空 （一）1. system; planets 2. freezing; covered 3. amazing; files 4. reaches; metres 5. provide 6. Pollution; harmful 7. burning; groundwater 8. butterflies; disappearing 9. solution 10. generations （二）1. by 2. to protect 3. Luckily 4. away 5. As far as （三）1. systems; amazed 2. planets; frozen 3. cover; harmful 4. provision; disappearance 5. solution; blew 6. generations; owner 三、句型转换与运用 （一）1. solar system; planets 2. is covered by; freezing 3. As far as we; hundreds of; disappear 4. burning; groundwater 5. solution; being blown （二）1. for 2. harm 3. So far as 4. ways to 5. is blown （三）1. Does; provide; it does 2. don’t cut 3. How wide 4. are burned 四、阅读理解 1. B 2. C 3. A 4. D 5. C 学科网（北京）股份有限公司 $$