Unit 1 语法 现在完成时 知识梳理和同步练习2026-2027学年仁爱科普版九年级英语上册

**基本信息** 初中英语单元复习专项训练，聚焦现在完成时，以“定义-用法-结构-区分-转换”逻辑链系统构建方法体系，通过课本原句典例与分层练习强化语言应用能力。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |知识梳理|5模块+8课本原句|两大用法标志词分类、三类have短语区分法则、延续性动词转换表|从概念内涵到用法外延，结合语境实现理解到应用| |同步练习|5大题45小题|句型转换四步法、动词填空时态判定三要素|从基础形式到综合应用，覆盖中考高频易错点|

仁爱版九年级英语上册 Unit 1 语法 现在完成时 知识梳理和同步练习 一、语法定义&核心概念  1. 定义  现在完成时连接过去发生的动作与现在产生的结果/影响，不侧重动作发生的具体时间，重点体现这件事对当下生活、状态留下的改变。   2. 两大核心用法  用法①：动作发生在过去，已结束，对现在留下直接结果 配套标志词：already, yet, just, ever, never, recently 用法②：动作从过去启动，持续到此刻，还可继续延续 配套标志词：since + 时间点 / for + 时间段   3. 基础句型结构  1. 肯定句：主语 + have / has + 动词过去分词 主语是he/she/it/单人名字用has；其余人称统一用have 2. 否定句：主语 + have / has + not + 过去分词（缩写haven’t / hasn’t） 3. 一般疑问句：Have / Has + 主语 + 过去分词？ 标准回答：Yes, 主语+have/has. / No, 主语+haven’t/hasn’t.   4. 单元必考核心区分  1. have been to：去过某地（人已经返回，在现场） 2. have gone to：去了某地（人不在现场，尚未回来） 3. have been in：待在某地（持续居住、停留，搭配for/since）  5. 高频延续性动词转换（本单元考点）  buy → have；borrow → keep；leave → be away；die → be dead； begin/start → be on；come/go → be in/at   二、课文原句例句（全部取自九上Unit1课本对话、阅读）  用法1（过去动作，造成当下影响）   1. You have just come back from your hometown. 翻译：你刚从家乡回来。（现在人已经到家，在跟前聊天） 2. Great changes have taken place there. 翻译：那里发生了巨大的变化。（如今家乡面貌完全不一样） 3. I have been to Mount Huang with my parents. 翻译：我和父母去过黄山。（现在已经返程回来） 4. She has gone to Cuba to be a volunteer. 翻译：她去古巴做志愿者了。（此刻不在教室，还没回国） 5. Have you seen Xiao Ya recently? 翻译：你最近见过小雅吗？ 6. She hasn’t come back yet. 翻译：她还没有回来。   用法2（动作持续至今，搭配for/since）  1. I haven’t seen you for a couple of days. 翻译：我好几天没有见到你了。 2. China has developed rapidly since the reform and opening-up. 翻译：自改革开放以来，中国发展十分迅速。 3. The city has improved a lot since I came here a few years ago. 翻译：自从我几年前来到这里，这座城市改善了很多。   句型变换（课本原句改写示范）   原句：Great changes have taken place there. 否定句：Great changes haven’t taken place there. 一般疑问句：Have great changes taken place there? 简答：Yes, they have. / No, they haven’t.   同步练习  一、用have / has 填空（课文场景）  1. Rita ______ just come back from her hometown. 2. Jane ______ been to Mount Huang with her parents. 3. ______ you seen Maria? 4. She ______ gone to Cuba, so we can’t find her now.   二、写出动词对应的过去分词（单元核心词汇）  1. come ______  2. see ______  3. take ______4. develop ______ 5. go ______  6. become ______   三、句型转换（使用课本原句）  1. I have been to Mount Huang.（改为否定句） 2. Great changes have taken place in his hometown.（改为一般疑问句） 3. They have eaten lunch already.（改为否定句，already变yet） 4. She has read the book twice.（对twice提问） 5. We have known each other since 2020.（对since 2020提问） 6. Has Mike watched this movie?（否定回答） 7. My sister has bought a new bike.（一般疑问句） 8. The boys have played basketball for an hour.（否定句） 9. I have visited the park before.（对I提问） 10. He has just left home.（对just left home提问）  四、用所给动词适当形式填空 1. I __________ (finish) my homework already. 2. She __________ never __________ (visit) Beijing. 3. __________ you __________ (see) my pen? I can’t find it. 4. We __________ (live) here for five years. 5. Tom __________ just __________ (eat) breakfast. 6. My dad __________ not __________ (come) back home yet. 7. They __________ (learn) English since Grade Seven. 8. __________ Lucy ever __________ (ride) a horse? 9. I __________ (read) this story before. 10. So far, we __________ (make) many friends. 11. He __________ (lose) his key, so he can’t open the door. 12. My mother __________ (wash) all the clothes. Look, they’re clean. 13. The kids __________ (not finish) their games yet. 14. How long __________ your brother __________ (study) math? 15. We __________ (be) to the museum twice. 16. It __________ (rain) for three hours. 17. __________ it __________ (stop) raining? 18. She __________ (write) three letters this morning. 19. They __________ never __________ (fly) on a plane. 20. You __________ (forget) your bag on the desk. 五、单项选择 1. —Where is your father? —He ______ to Shanghai. He will come back tomorrow. A. goes B. has gone C. has been 2. I ______ this book. I don’t want to read it again. A. read B. have read C. will read 3. They ______ in this school since 2024. A. study B. studied C. have studied 4. —Have you finished your homework ______? —Yes, I’ve ______ finished it. A. yet; already B. already; yet C. yet; yet 5. My grandma ______ never ______ a computer. A. have; use B. has; used C. has; use 6. How long ______ you ______ here? A. have; stay B. have; stayed C. did; stay 7. So far, we ______ over 100 new words. A. learn B. learned C. have learned 8. He can’t find his watch. He ______ it. A. loses B. lost C. has lost 9. —______ you ever ______ to Xi’an? —Yes, I went there last summer. A. Have; been B. Have; gone C. Did; go 10. She ______ not ______ her dinner yet. A. has; eat B. have; eaten C. has; eaten 参考答案  一、1.has  2.has  3.Have  4.has 二、1.come 2.seen 3.taken 4.developed 5.gone 6.become 三、  1. I haven’t been to Mount Huang. 2. Have great changes taken place in his hometown? 3. They haven’t eaten lunch yet. 4. How many times has she read the book? 5. How long have you known each other? 6. No, he hasn’t. 7. Has your sister bought a new bike? 8. The boys haven’t played basketball for an hour. 9. Who has visited the park before? 10. What has he just done? 四、动词填空 1. have finished 2. has; visited 3. Have; seen 4. have lived 5. has; eaten 6. has; come 7. have learned 8. Has; ridden 9. have read 10. have made 11. has lost 12. has washed 13. haven’t finished 14. has; studied 15. have been 16. has rained 17. Has; stopped 18. has written 19. have; flown 20. have forgotten 五、单项选择 1.B 2.B 3.C 4.A 5.B 6.B 7.C 8.C 9.A 10.C 学科网（北京）股份有限公司 $