Unit1语法讲解及习题：时态与情态动词复习（Review_ tenses and modals） 2026-2027学年外研版英语九年级下册

该初中英语单元知识清单系统整合了外研九下Unit1“时态与情态动词复习”核心内容，涵盖六大时态（含现在完成时等高频考点）和情态动词两大知识范畴，搭建了从“构成-用法-标志词-例句”的递进式语法学习支架。 清单通过分类梳理与实例融合构建知识体系，如将现在完成时标注为“本单元高频考点”，例句融入张桂梅事迹培养文化意识。设计单选、填空等分层习题，答案解析精准点拨语法规则，助力学生提升语言能力和思维品质，教师可直接用于课堂复习或学生自主练习，高效突破语法难点。

外研英语九下Unit1语法讲解及习题： 时态与情态动词复习（Review: tenses and modals） 一、语法知识点精讲 （一）六大核心时态梳理 1. 一般现在时 （1）构成 主语三单，谓语动词变三单形式；其余主语使用动词原形 （2）用法 客观真理、习惯性动作、长期性格与选择、固有状态 （3）标志性时间状语 often, usually, always, every day, seldom （4）例句 She makes a firm life choice to devote herself to rural education.（她做出投身乡村教育的坚定人生抉择。） 2. 一般过去时 （1）构成 谓语动词使用过去式，规则动词加 - ed，不规则动词特殊变形 （2）用法 过去某个时间发生的动作、曾经做出的选择、过往经历 （3）标志性时间状语 in 1996, yesterday, last year, once （4）例句 Zhang Guimei decided to build a free high school for girls many years ago.（多年以前张桂梅决定创办一所女子免费高中。） 3. 一般将来时 （1）两种常用结构 ① will + 动词原形：侧重临时做出的抉择、意愿 ② be going to + 动词原形：侧重计划已久的人生选择、预判趋势 （2）例句 I will stick to my lifelong choice and keep practising English.（我会坚守自己终身的选择，坚持学习英语。） 4. 现在进行时 （1）结构 am/is/are + doing （2）用法 此刻正在进行的行为，现阶段持续开展的人生规划 （3）例句 He is trying his best to realize his original life choice.（他正竭尽全力实现自己最初的人生选择。） 5. 过去进行时 （1）结构 was/were + doing （2）用法 过去某个时间点正在发生的动作，常用于故事叙事 （3）例句 She was raising money for the school when she met lots of difficulties.（她筹措办学资金的时候遭遇了诸多困境。） 6. 现在完成时（本单元高频考点） （1）结构 have/has + 过去分词 （2）用法 ① 动作发生在过去，对现在造成影响 ② 动作从过去延续至今 （3）标志词 already, yet, ever, never, since, so far （4）例句 She has helped thousands of poor girls receive high school education.（她已经帮助数千名贫困女孩获得高中教育。） （二）情态动词整体复习 1. 初中必考情态动词：can/could, may/might, must/have to, should, need, will/would （1）can/could：能够、可以；could 可表委婉请求、过去具备的能力 （2）may/might：许可、大概率推测；might 可能性更低 （3）must：主观必须；have to 客观迫于现实不得不；mustn’t 禁止 （4）should：建议，理应做某事 （5）need：需要，可作情态动词与实义动词区分 2. 例句 Girls should own equal chances to receive education.（女孩子理应享有平等的受教育机会。） （三）补充语法难点 once 引导时间状语从句，时态遵循主将从现，也是本单元阅读原文出现考点 例：Once you make your life choice, you must hold on to it. 一旦做出人生抉择，你就必须坚守下去。 二、专项练习题 （一）单项选择题 1. Zhang Guimei __________many poor girls realize their dreams up to now. A. will help B. helps C. has helped D. helped 2. In 1996, she __________a teacher in mountainous areas of Yunnan. A. will become B. becomes C. has become D. became 3. —Look! The girl __________toward her lifelong dream bravely. A. walks B. is walking C. walked D. was walking 4. When visitors arrived, she __________money to build the girls’ school. A. was raising B. raised C. is raising D. has raised 5. You __________stick to your choice once you make it. It is valuable. A. can’t B. needn’t C. must D. mustn’t 6. __________I share my own story about life choices with you? A. May B. Must C. Need D. Should 7. People __________overcome hardships if they hold fast to their original choice. A. needn’t B. could C. mustn’t D. could not 8. So far, many ordinary people __________great achievements through their persistent choices. A. have made B. made C. were making D. make 9. He seldom __________his mind after he makes a life decision. A. will change B. changed C. change D. changes 10. I believe I __________keep my choice all my life in the future. A. am B. am going to C. were going to D. was going to 11. —Could I choose volunteer work as my lifelong hobby? —Yes, you _. A. should B. could C. must D. can 12. You __________give up easily when facing challenges. A. may B. shouldn’t C. have to D. should 13. Once he __________a choice, he will spare no effort to finish it. A. is making B. makes C. will make D. made 14. At eight o’clock yesterday evening, she __________plans for her future career choice. A. was drawing B. draw C. drew D. is drawing 15. She __________ill for years, but she never abandons her educational career. A. has been B. will be C. is D. was （二）用括号内单词适当形式填空 16. On 29 June 2021, Zhang Guimei __________ (receive) the July 1 Medal. 17. She __________ (be) known as a role model for educators all over China. 18. In 1996, Zhang __________ (become) a teacher in poor mountain areas. 19. At that time, parents __________ (can) hardly afford daughters’ schooling. 20. She still __________ (rise) at 5 a.m. to prepare lessons though she suffers illnesses. 21. We __________ (make) our own life choices and we should stick to them. 22. Look! They __________ (talk) about their different lifelong choices. 23. So far, she __________ (help) thousands of girls enter high school. 24. When I visited her last year, she __________ (collect) donations for poor students. 25. If you decide on your path, you __________ (try) your best all the way. （三）句子改错（划出错误并改正） 26. He has make a wise life choice several years ago. 27. When I called her, she raise money for the girls’ school. 28. You mustn’t follow your correct choice all the time. 29. Once you will choose your goal, you need to keep going forward. （四）句型转换 30. She has stuck to her educational choice for decades.（改为一般疑问句） _____________________________________________________________________ 31. People should hold fast to valuable life choices.（改为否定句） _____________________________________________________________________ （五）短文填空 Zhang Guimei (32)__________(devote) herself to rural education since 1996. She believes everyone (33)__________chase their dreams with firm choices. 三、参考答案 + 解析 （一）单项选择答案与解析 1. 答案：C 解析：标志词 up to now（迄今为止），现在完成时，has helped，表示动作从过去延续至今。 2. 答案：D 解析：in 1996 为过去时间，使用一般过去时 became。 3. 答案：B 解析：Look 为现在进行时标志性提示词，is walking 此刻正在前行。 4. 答案：A 解析：当访客抵达的那个时刻，她正在筹措资金，过去进行时 was raising。 5. 答案：C 解析：must 必须；句意一旦做出抉择，你必须坚守这份选择。mustn’t 禁止，needn’t 不必，can’t 不能够均不符合语境。 6. 答案：A 解析：May I… 用于委婉征求许可，译为我可以和你分享我的人生抉择的故事吗。 7. 答案：B 解析：could 能够，坚守初心的人们可以克服艰难困苦。 8. 答案：A 解析：so far 迄今为止，现在完成时 have made。 9. 答案：D 解析：seldom 习惯性频度副词，主语 he 为第三人称单数，谓语动词 changes。 10. 答案：B 解析：in the future 将来，be going to 表长久规划的人生选择。 11. 答案：D 解析：Could I 发起请求，肯定答复统一使用 can，不用 could。 12. 答案：B 解析：shouldn’t 不应该；句意遭遇困境时你不该轻易放弃。 13. 答案：B 解析：once 引导时间状语从句，主将从现，从句使用一般现在时 makes。 14. 答案：A 解析：yesterday evening 具体过去时间点，过去进行时 was drawing。 15. 答案：A 解析：for years 长达数年，现在完成时 has been，病痛持续多年。 （二）词形填空答案 + 解析 16. received；解析：2021 年具体过去日期，一般过去时。 17. is；解析：现如今她依旧是教育界榜样，客观状态用一般现在时。 18. became；解析：1996 为过去时间，过去式。 19. could；解析：at that time 指代过去，can 变为过去式 could。 20. rises；解析：描述日复一日习惯性行为，主语三单，一般现在时。 21. make；解析：主语 we，阐述客观道理，动词原形。 22. are talking；解析：Look 提示现在进行时。 23. has helped；解析：so far 现在完成时标志。 24. was collecting；解析：去年我拜访她的那一刻，动作正在进行，过去进行时。 25. will try /are going to try；解析：if 引导条件状语从句，主将从现，主句使用一般将来时。 （三）改错答案 26. make → made；several years ago 为过去时间，不能搭配现在完成时 has make，两种改法：去掉 has，将 make 改为 made；或者删掉 several years ago。 27. raise → was raising；when 引导时间状语从句，主句为过去进行时，当时她正在筹款。 28. mustn’t → should /must；语义错误，你应当坚守正确抉择，mustn’t 含义为禁止，逻辑相悖。 29. will choose → choose；once 引导状语从句遵循主将从现，从句不可以出现 will。 （四）句型转换 30. Has she stuck to her educational choice for decades? 解析：现在完成时变一般疑问句，直接将助动词 has 放置句首。 31. People shouldn’t hold fast to valuable life choices. 解析：情态动词 should 直接在后面加 not 构成否定式。 （五）短文填空 32. has devoted；since 引导时间节点，现在完成时 33. can/should；填入情态动词，人们能够 / 理应凭借坚定抉择追逐梦想 ( 1 ) 学科网（北京）股份有限公司 $