Unit 1 The Changing World第一课时 Section A (1a～3d)同步练习 2026-2027学年人教版英语九年级上册

**基本信息** 初中英语Unit 1第一课时同步练，分层设计从词汇到语篇梯度递进，通过基础巩固与情境应用提升语言能力和思维品质。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础层|核心词汇运用|单词适当形式填空（如rough, government），聚焦单元重点词形转换| |进阶层|基础句型与语法|句子改错（如时态纠错）、单项填空（如How long用法），强化语法规则应用| |综合层|语篇综合理解|完形填空（家乡变化主题）、阅读理解（环境变化主题），情境贴近单元主题，提升语篇分析能力|

Unit 1 The Changing World第一课时参考答案 一、用方框中所给单词的适当形式填空，有两词为多余项 【答案】 1. rough 2. government 3. greatly 4. high-tech 5. interview 【详解】 1. 句意：这条路如此崎岖，以至于汽车行驶得很慢。so后接形容词原级，rough崎岖的，符合路况颠簸、车速慢的语境。 2. 句意：当地政府在镇上建了一所新医院。local government为固定搭配“当地政府”，谓语动词has用单数，主语用单数government。 3. 句意：他们非常需要更多帮助来改善环境。修饰动词need要用副词，greatly大大地、非常，修饰动词作程度状语。 4. 句意：吴女士现在在高科技温室里种菜。用形容词high-tech高科技的修饰名词greenhouses。 5. 句意：这位记者就家乡变化采访了两位村民。have an interview with sb.固定搭配：采访某人。 二、找出下列句子的错误，并将错误部分在横线上进行更正 【答案】 6.see→saw 7.took place→have taken place 8.visit→visited 9.lived→has lived 10.become→has become 【详解】 6.句意：去年我在家乡看到了许多巨大的变化。时间标志last year去年，是一般过去时，谓语动词要用过去式saw。 7.句意：自从2010年以来，我们城市发生了巨大变化。since+年份是现在完成时标志，谓语要用have/has+过去分词。 8.句意：——你参观过新公园吗？——是的，我三天前参观过。three days ago三天前，一般过去时，visit变过去式visited。 9.句意：我叔叔已经在这个村子住了十年了，他现在仍然住在这里。for ten years且动作持续到现在，要用现在完成时has lived。 10.句意：在过去五年里，这个村子变得漂亮多了。over the past five years在过去五年间，现在完成时标志，主语单数，用has become。 三、单项填空 【答案】 11.B 12.A 13.A 14.A 15.B 【详解】 11.句意：——你在这个镇上住了多久？——自从2015年以来。How long询问时间段；How soon问多久以后；How often问频率。答语Since 2015表达了时间段，选B。 12.句意：我爸爸五年前搬到北京，并且已经在那儿住了五年了。第一空five years ago一般过去时用moved；第二空for five years现在完成时用has lived，选A。 13.句意：过去洁净水资源的短缺让村民的生活很艰难。shortage短缺；attraction景点；product产品。the shortage of……的短缺，选A。 14.句意：现在很多地方被绿树覆盖。be covered with固定搭配：被……覆盖；be filled with被填满；be crowded with挤满，选A。 15.句意：政府帮乡村修建了新公路和铁路。volunteer志愿者；government政府；farmer农民。修路建铁路是政府行为，选B。 四、完形填空 【答案】 16.A 17.B 18.A 19.C 20.A 21.B 22.C 23.A 24.A 25.B 【详解】 16.句意：过去道路崎岖又狭窄。rough崎岖的；smooth平坦的；modern现代化的。描写过去破旧路况，选A。 17.句意：淡水短缺，而且春天经常发生沙尘暴。a shortage of固定搭配：缺乏……，选B。 18.句意：淡水短缺，春天经常有沙尘暴。sandstorms沙尘暴；farmlands农田；governments政府，符合环境背景，选A。 19.句意：政府修建了宽阔的马路和崭新的高楼。修路建房是政府行为，选C。 20.句意：人们使用高科技机器种植庄稼和蔬菜。high-tech高科技的；sandy含沙的；active积极的，选A。 21.句意：如今山丘被灌木和树木覆盖。be covered with被……覆盖，固定短语，选B。 22.句意：再也没有沙尘暴了。前文讲过去沙尘暴严重，现在环境变好，没有沙尘暴了，选C。 23.句意：每年许多游客被美景吸引。attracted被吸引；improved被改善；provided被提供，选A。 24.句意：巨大的变化极大地改变了人们的生活。changed改变；imagined想象；collected收集，选A。 25.句意：我们都为身边惊人的变化感到自豪。全文讲家乡变化，changes变化，选B。 五、阅读理解 【答案】 26.B 27.B 28.A 29.A 30.A 【详解】 26.细节理解题。根据第二段The river near the town was dirty and full of litter.可知15年前河水又脏又满是垃圾，选B。 27.细节理解题。根据第三段The government has planted thousands of trees and flowers.可知政府种了许多花草树木来改善环境，选B。 28.细节理解题。根据第三段Sandstorms have disappeared.可知沙尘暴已经消失了，选A。 29.推理判断题。根据最后一段Living conditions have improved a lot.可推断人们的生活变得更好了，选A。 30.主旨大意题。通读全文可知：环境发生巨大变化，人们生活条件改善、生活更美好，对应A选项“环境变化给人们带来更好的生活”。 学科网（北京）股份有限公司 $ Unit 1 The Changing World 第一课时 Section A (1a~3d) 一、用方框中所给单词的适当形式填空，有两词为多余项 rough government support high-tech interview shortage greatly 1. The road was so ______ that the car moved slowly. 2. The local ______ has built a new hospital in the town. 3. They ______ need more help to improve the environment. 4. Ms Wu grows vegetables in ______ greenhouses now. 5. The reporter had an ______ with two villagers about their hometown changes. 二、找出下列句子的错误，并将错误部分在横线上进行更正 6. I see many great changes in my hometown last year. ______________________________ 7. Great changes took place in our city since 2010. ______________________________ 8. —Have you visited the new park? —Yes, I visit it three days ago. ______________________________ 9. My uncle lived in this village for ten years. He still lives here now. ______________________________ 10. The village become much more beautiful over the past five years. ______________________________ 三、单项填空 ( )11. —______ have you lived in this town? —Since 2015. A. How soon B. How long C. How often ( )12. My father ______ to Beijing five years ago, and he ______ there for five years. A. moved; has lived B. has moved; lived C. moved; lives ( )13. The ______ of clean water made villagers’ life hard in the past. A. shortage B. attraction C. product ( )14. Many places are ______ with green trees now. A. covered B. filled C. crowded ( )15. The ______ helps build new highways and railways for the village. A. volunteer B. government C. farmer 四、完形填空 主题：家乡的变化 词数：190 难度：★★★ 建议用时：7 mins My hometown has changed a lot in recent years. In the past, the roads were __16__ and narrow. There was a __17__ of fresh water, and __18__ often happened in spring. Most people lived in small old houses. Few young people would like to stay. But now everything is different. The __19__ has built wide roads and new tall buildings. People use __20__ machines to grow crops and vegetables. The hills are __21__ with bushes and trees now. There are no more __22__. Lots of tourists are __23__ by the beautiful sights every year. Great changes have __24__ people’s life greatly. More young people have come back to work. We all feel proud of the amazing __25__ around us. ( )16. A. rough B. smooth C. modern ( )17. A. product B. shortage C. attraction ( )18. A. sandstorms B. farmlands C. governments ( )19. A. farmer B. volunteer C. government ( )20. A. high-tech B. sandy C. active ( )21. A. filled B. covered C. crowded ( )22. A. changes B. roads C. sandstorms ( )23. A. attracted B. improved C. provided ( )24. A. changed B. imagined C. collected ( )25. A. problems B. changes C. secrets 五、阅读理解 主题：环境的变化 词数：158 难度：★★★ 建议用时：7 mins Our town has seen great environmental changes over the last 15 years. Fifteen years ago, there were no trees along the streets. The river near the town was dirty and full of litter. Sandstorms came every spring. Few people wanted to walk outside on windy days. Now the situation is totally different. The government has planted thousands of trees and flowers. People no longer throw rubbish into the river. The river is clean again and full of fish. Sandstorms have disappeared. More parks have been built. People love taking walks or doing sports in their free time. Living conditions have improved a lot. Everyone enjoys the clean air and beautiful environment now. ( )26. What was the river like 15 years ago? A. Clean and clear. B. Dirty and full of litter. C. Full of fish. D. Full of trees. ( )27. What has the government done to change the environment? A. Built more factories. B. Planted many trees and flowers. C. Moved away all rivers. D. Provided more farmland. ( )28. Which problem is gone now? A. Sandstorms. B. Too many parks. C. No tall buildings. D. No roads. ( )29. We can infer that ______. A. People’s life becomes better B. People still litter everywhere C. There are fewer parks than before D. No one likes the new environment ( )30. What can we learn from the passage? A. Environmental changes bring people a better life. B. Sandstorms are still serious in the town. C. The river is still polluted now. D. The government did nothing for the town. 学科网（北京）股份有限公司 $