Unit 1 The Changing World Section A (Grammar focus ) 同步训练 2026-2027学年人教版英语九年级上册

**基本信息** 本练习围绕人教版九年级上册Unit1语法（现在完成时、现在完成进行时），分基础达标、能力提升、拓展运用三层，实现从词汇到语篇再到书面表达的知识递进，适配新授课分层巩固需求，培养语言能力与思维品质。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础达标|单一语法点（词汇拼写、词形变化、句型转换）|通过单词填写（如“population”“pollution”）、动词时态填空（如现在完成时“has worked”）夯实基础语法，题量占比约50%| |能力提升|语法综合应用（对话逻辑、语篇连贯）|以社区环保对话补全、家乡变化语篇填空（如“development”“environment”）整合语法，融入情境理解，题量占比约35%| |拓展运用|真实情境写作|结合朋友适应新城市情境，用目标语法（如“has changed”“have been built”）写建议信，提升语言表达与思维迁移能力，题量占比约15%|

Unit 1 The Changing World Section A (Grammar focus ) 分层训练 （2026-2027学年人教版九年级上册） 【基础达标】 一、根据汉语提示填写单词 1. The population of this city ________ (已经) increased by 10% in the past five years. 2. With the rapid ________ (发展) of technology, our life has become much easier. 3. Too much air ________ (污染) makes people feel sick easily. 4. Great ________ (变化) have taken place in my hometown since 2010. 5. We ________ (曾经) lived in a small village, but now we move to the city. 二、用所给词的适当形式填空 1. My father ________ (work) in the factory for over twenty years. 2. Look! The children ________ (play) football on the playground for an hour. 3. She ________ (not finish) her report yet, so she can’t go out with us. 4. They ________ (use) to walk to school, but now they take the bus every day. 5. How long ________ you ________ (study) English? 三、根据题后要求做题（每空一词） 1. We have lived in this neighborhood since 2018. (对画线部分提问) ________ ________ have you lived in this neighborhood? 2. He has already cleaned his bedroom. (改为否定句) He ________ cleaned his bedroom ________. 3. Tom has been learning Chinese for three years. (改为一般疑问句) ________ Tom ________ ________ Chinese for three years? 4. She started to learn painting when she was six. (同义句转换) She ________ ________ painting since she was six. 5. The factory has produced 500 cars this month. (对画线部分提问) ________ ________ cars has the factory produced this month? 【能力提升】 四、补全对话 根据下面的对话情景，在每个空白处填入一个合适的句子，使对话的意思连贯、完整。 A: Hi, Jack! I haven’t seen you for a long time. 1. ________? B: I’ve been busy volunteering in the community to protect the environment. A: Sounds meaningful! 2. ________? B: We’ve been picking up litter, planting trees and telling people to save water. A: Great! 3. ________? B: I started this volunteer work two months ago. A: My hometown has changed a lot recently. 4. ________? B: You could take some photos and show them to us. We can talk about the changes together. A: Good idea! By the way, 5. ________? B: I will go to the community garden to water the plants this afternoon. Do you want to join me? A: Sure! I’d love to. 五、语篇填空 第一节 阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 change, population, develop, pollute, since, for, have, be used to, improve, environment Over the years, my hometown has gone through great 1. ________. The 2. ________ has grown from 10,000 to 50,000 3. ________ 2000. With the rapid 4. ________ of local industry, people’s lives 5. ________ greatly improved. However, the 6. ________ was once badly 7. ________ by factories. Luckily, the government has taken action to 8. ________ the situation. Now people 9. ________ clean air and clear rivers. We 10. ________ living in such a beautiful place now. 第二节 阅读短文，根据语篇要求填空，使短文通顺、意思完整，每空限填一词。 More and more people care about the changing world. 1. ________ we look around, we can see many changes everywhere. Some changes are good, 2. ________ some are not. For example, technology has made our lives easier, 3. ________ it has also caused some problems like pollution. We should do something to protect our earth. 4. ________, we can plant more trees. Second, we can use reusable bags instead of plastic ones. Finally, we should tell more people 5. ________ the importance of protecting the environment. 【拓展运用】 六、书面表达 假设你的朋友Lisa最近搬到了一座新城市，她写信告诉你这座城市变化很快，她有点不适应。请你根据本单元所学语法（现在完成时、现在完成进行时），给她写一封80词左右的回信，谈谈你的看法并给出建议。 要点提示： 1. 表达理解； 2. 说说你家乡的变化； 3. 给她适应新环境的建议； 4. 表达祝愿。 _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 【参考答案】 基础达标 一、1. already 2. development 3. pollution 4. changes 5. once/ever 二、1. has worked 2. have been playing 3. hasn’t finished 4. used 5. have; studied 三、1. How long 2. hasn’t; yet 3. Has; been learning 4. has learned/learnt 5. How many 能力提升 四、 1. What have you been doing these days 2. What volunteer activities have you been doing 3. When did you start this volunteer work 4. What should I do to share these changes 5. What are you going to do this afternoon 五、 第一节1. changes 2. population 3. since 4. development 5. have 6. environment 7. polluted 8. improve 9. have 10. are used to 第二节1. When/If 2. but 3. but 4. First 5. about 拓展运用 六、（范文） Dear Lisa, I’m sorry to hear you’re not used to the new city. My hometown has also changed a lot—tall buildings have taken the place of old houses, and more parks have been built. You could join some community activities to make new friends. Also, you can take walks around the city to learn more about it. I believe you’ll get used to it soon. Hope you have a great time there! Yours, [Your Name] 学科网（北京）股份有限公司 $