Unit 3 复习讲义 2026-2027学年人教版英语九年级上册

该初中英语单元复习讲义通过知识框架系统梳理了“Our Memory”单元的核心内容，将短语、词汇、语法和课文主旨按“基础积累-语法突破-综合应用”递进组织，用表格归纳词汇词族拓展与辨析，以结构化形式呈现宾语从句三要素及重难点内在联系。 讲义亮点在于分层练习设计，从短语填空、语法单选到中考任务型阅读和词语运用，覆盖不同能力层级。通过“suggest doing sth.”等核心句式训练提升语言能力，借助词汇辨析培养思维品质，帮助基础学生掌握方法，优秀学生拓展应用，为教师精准教学提供支持。

take advantage of 利用。后接名词/代词/动名词。 We should take advantage of every learning resource. （我们应该利用每一个学习资源。） come across （偶然）遇见；发现。后接名词。 I came across an interesting word in the article. （我在文章中偶然发现了一个有趣的词。） ✏️ 短语巩固练习 📝 练习一：用方框中短语的适当形式填空 look up　step by step　build up　put off　take advantage of　come across 1 Don't ______ what you can do today until tomorrow. 2 If you don't know a word, ______ it ______ in the dictionary. 3 Reading helps ______ your vocabulary. 4 Learn ______, and you will make progress. 5 I ______ an interesting article while browsing the web. 6 We should ______ every learning resource available. 【参考答案】 1. put off2. look; up3. build up4. step by step5. came across6. take advantage of 📝 练习二：单项选择 1 I wonder ______ there will be an exam next week. A. that　B. if　C. what　D. which 2 Could you tell me ______ the library is open? A. that　B. if　C. what　D. who 3 She suggested ______ a study group. A. to start　B. starting　C. start　D. started 4 I ______ an old photo while cleaning my room. A. came across　B. came true　C. came up　D. came in 5 Don't ______ the meeting. We need everyone to be there. A. put off　B. put on　C. put up　D. put down 【参考答案】 1. B（if 引导宾语从句，一般疑问句变从句）2. B（if 是否）3. B（suggest + doing）4. A（come across 偶然发现）5. A（put off 推迟） 📐 语法精讲：宾语从句（that, if, whether） 一、宾语从句概述 在复合句中用作宾语的句子叫宾语从句。引导词有 that, if, whether, what, who, where, why, how 等。 三要素：①引导词 ②语序（陈述语序）③时态（与主句一致） 二、that 引导的宾语从句 that 在从句中不充当成分，没有实在意义，口语中常省略。 三、if / whether 引导的宾语从句 if 和 whether 都表示"是否"，用于一般疑问句变来的宾语从句。 辨析：① whether 可与 or not 直接连用，if 不行。② 介词后只能用 whether。③ whether 可引导主语从句，if 不能。 四、宾语从句的时态 注意：客观真理（如 The earth is round）在宾语从句中永远用一般现在时。 ✏️ 语法巩固练习 📝 练习：用 that, if 或 whether 填空 1 I wonder ______ there will be races again next year. 2 Mary thinks ______ the trip is fantastic. 3 I want to know ______ you read English books outside class. 4 He asked ______ I could help him. 5 The teacher told us ______ the earth goes around the sun. 【参考答案】 1. if/whether（一般疑问句变来的从句）2. that（陈述句变来的从句）3. whether/if4. if/whether5. that（陈述句变来的从句） 🔗 核心句式 I wonder if/whether ... — 我想知道是否…… I wonder if you could help me. 我想知道你是否能帮我。 The best way to do sth. is to ... — 做……最好的方法是…… The best way to study maths is to do exercises. 学数学最好的方法是做练习。 suggest doing sth. — 建议做某事 I suggest reviewing key ideas regularly. 我建议定期复习要点。 take advantage of sth. — 利用某物 We should take advantage of every resource. 我们应该利用每一项资源。 📝 综合训练 📝 练习一：单项选择 1 I wonder ______ the app will help me. A. that　B. what　C. if　D. which 2 I suggest ______ notes in class. A. take　B. taking　C. to take　D. took 3 The teacher told us that the earth ______ around the sun. A. go　B. goes　C. went　D. going 4 Don't ______ studying until the last minute. A. put off　B. put on　C. put up　D. put away 【参考答案】 1. C（if = 是否）2. B（suggest + doing）3. B（客观真理用一般现在时）4. A（put off = 推迟） 🏆 中考题型专练 📝 任务型阅读（中考题型） Good learners use many strategies. First, they set clear goals. Second, they learn actively by asking questions and doing experiments. Third, they get feedback from teachers. Fourth, they take advantage of resources like textbooks and websites. Learning step by step is important. Don't put off studying. As one expert suggests, "The best way to learn is to teach others." 1 What do good learners do first? 2 How do they learn actively? 3 Where do they get feedback? 4 What resources do they use? 5 What does the expert suggest? 【参考答案】 1. Set clear goals.2. By asking questions and doing experiments.3. From teachers.4. Textbooks and websites.5. The best way to learn is to teach others. 📝 词语运用（中考题型） 用方框中所给词的适当形式填空。 active　strategy　suggest　advantage　efficient　resource　step by step To learn well, you need good 1.______. First, participate 2.______ in class. I 3.______ taking notes and reviewing them. Take 4.______ of every learning 5.______. Learn 6.______, and you will become more 7.______. 【参考答案】 1. strategies2. actively3. suggest4. advantage5. resource6. step by step7. efficient UNIT 4 / Our Memory Big Question: How can we have a good memory? 📖 课文梳理：How to Improve Memory（如何提高记忆力） 主旨：介绍记忆的原理和提高记忆力的方法，包括关联知识、关注细节、使用图像等技巧。 结构：①记忆的原理（链式关联）→ ②短期记忆 vs 长期记忆 → ③提高记忆的方法（关联/图像/分类/重复）→ ④结论：没有万能方法 memorizechainstableshort-termlong-termboostwear outeffectivedivide into 📚 重点词汇（含词族拓展） Section A — Words Related to Memory memorize /ˈmeməraɪz/ v. 记住；记忆 词族拓展： memorizev.记住；背诵You need to memorize these new words. 你需要记住这些新单词。 memorialn.纪念碑We visited the war memorial yesterday. 我们昨天参观了战争纪念碑。 memorableadj.难忘的It was a memorable trip for the whole family. 那是全家人难忘的旅行。 辨析：memorize = 有意地记住（强调动作）；remember = 记得（强调状态）。 chain /tʃeɪn/ n. 链；链条 搭配拓展： a chain of eventsphr.一连串事件A chain of events led to the final result. 一连串事件导致了最终结果。 food chainphr.食物链Humans are at the top of the food chain. 人类位于食物链的顶端。 Knowledge is like a chain. （知识就像一条链。） stable /ˈsteɪbl/ adj. 稳定的；稳固的 词族拓展： stabilityn.稳定性Economic stability is important for growth. 经济稳定对增长很重要。 stabilizev.使稳定The medicine helps stabilize blood pressure. 这种药有助于稳定血压。 unstableadj.不稳定的The weather has been unstable lately. 最近天气一直不稳定。 boost /buːst/ v. / n. v. 促进；使增长；n. 帮助；增长 搭配拓展： boost memoryphr.提高记忆力Exercise can boost your memory. 运动可以提高你的记忆力。 boost confidencephr.增强信心Winning the match boosted our confidence. 赢得比赛增强了我们的信心。 effective /ɪˈfektɪv/ adj. 有效的 词族拓展： effectiveadj.有效的This is an effective study method. 这是一种有效的学习方法。 effectivelyadv.有效地He communicated his ideas effectively. 他有效地传达了自己的想法。 effectivenessn.有效性The effectiveness of the drug was proven. 这种药的有效性已得到证实。 辨析：effective = 有效的（强调效果）；efficient = 高效的（强调效率）。 technique /tekˈniːk/ n. 技巧；方法 词族拓展： technicaladj.技术的The manual is too technical for beginners. 这本手册对初学者来说太专业了。 technologyn.技术Technology changes our daily lives. 科技改变了我们的日常生活。 辨析：technique = 具体的技巧、手法；method = 有系统的方法；skill = 技能。 recall /rɪˈkɔːl/ v. 回忆起；回想起 构词拓展：re- (再) + call (叫) → recall (回忆) re- 前缀prefix表示"再、重新"rebuild 重建 / rewrite 重写 / replay 重播 / reunite 重聚 recallv.回忆；召回I can't recall where I put my keys. 我记不起把钥匙放在哪了。 辨析：recall = 努力回忆；remember = 自然记得；remind = 提醒（remind sb. of sth.）。 divide /dɪˈvaɪd/ v. （把……）分成 搭配拓展： divide intophr.分成……The class was divided into four groups. 班级被分成了四组。 divide fromphr.把……分开The river divides the two villages. 这条河把两个村庄分开。 Divide your study time into short periods. （把学习时间分成短时段。） likely /ˈlaɪkli/ adj. 可能的 用法拓展： be likely tophr.有可能做某事It is likely to rain tomorrow. 明天很可能下雨。 It is likely thatphr.很可能……It is likely that the price will go up. 价格很可能会上涨。 You are likely to remember things with images. （你可能会记住有图像的事物。） ✏️ 词汇配套练习 📝 练习一：用括号内所给词的适当形式填空 1 She has a good ______ (memorize) for names. 2 This method is very ______ (effect). 3 The chair is very ______ (stable). 4 Can you ______ (recall) what happened? 5 ______ (divide) the passage into three parts. 【参考答案】 1. memory（名词）2. effective（形容词）3. stable（形容词）4. recall（动词）5. Divide（动词，祈使句） 📝 练习二：根据中文提示完成句子 1 You need to ______ (记住) these words for the exam. 2 Reading aloud is an ______ (有效的) way to learn English. 3 Can you ______ (回忆起) what happened yesterday? 4 ______ (分开) the text into small parts to understand it better. 5 A ______ (稳定的) routine helps improve memory. 【参考答案】 1. memorize（动词）2. effective（形容词）3. recall（动词）4. Divide（动词祈使句）5. stable（形容词） 📝 练习三：单项选择 1 I don't know ______ he will come or not. A. that　B. if　C. whether　D. what 2 Could you tell me ______ the nearest post office is? A. where　B. what　C. why　D. who 3 I want to know ______ you learned this method. A. how　B. what　C. that　D. which 4 Our time has ______. We need to finish quickly. A. run out　B. run out of　C. ran out　D. running out 5 ______ that practice makes perfect. A. Keep in mind　B. Keep on mind　C. Keep at mind　D. Keep with mind 【参考答案】 1. C（whether…or not 固定搭配）2. A（where 引导宾语从句问地点）3. A（how 问方式）4. A（run out 不及物，has + 过去分词）5. A（keep in mind 记住） 💬 重点短语详解 run out (of sth.) 用完；耗尽。run out = 用完（不及物）；run out of sth. = 用完某物（及物）。 The milk has run out. （牛奶用完了。） mix up 混淆；弄乱。mix up A with B = 把A和B弄混。 Don't mix up "their" with "there". （不要把 their 和 there 搞混。） keep ... in mind 记在心中；记住。后接名词或从句。 Keep in mind that practice makes perfect. （记住熟能生巧。） to start with 首先。用于列举要点时的第一个。 To start with, let's review what we learned. （首先，让我们复习学过的内容。） wear out 使疲乏；磨损。可指身体疲劳或物品磨损。 Long study sessions can wear out your brain. （长时间学习会使大脑疲劳。） go through 经历；仔细察看。后接名词。 He went through many difficulties. （他经历了许多困难。） ✏️ 短语巩固练习 📝 练习一：用方框中短语的适当形式填空 run out (of)　mix up　keep...in mind　to start with　wear out　go through 1 We have ______ ______ milk. Can you buy some? 2 Don't ______ ______ "their" and "there". 3 ______ that regular review is important for memory. 4 ______, let's review what we learned last week. 5 Long hours of studying can ______ ______ your brain. 6 He ______ ______ many difficulties before succeeding. 【参考答案】 1. run out of2. mix up3. Keep in mind4. To start with5. wear out6. went through 📝 练习二：单项选择 1 I don't know ______ the meeting will start. A. that　B. what　C. when　D. which 2 Could you tell me ______ you bought this book? A. where　B. that　C. what　D. who 3 We've ______ ______ paper. Please get some more. A. run out　B. run out of　C. ran out　D. ran out of 4 I always ______ him ______ with his brother. They look so alike. A. mix; up　B. mix; with　C. mix up; with　D. mix; of 5 She ______ many difficulties before she became successful. A. went through　B. went over　C. went on　D. went away 【参考答案】 1. C（when 引导宾语从句问时间）2. A（where 问地点）3. B（run out of sth. 及物，现在完成时）4. C（mix up A with B）5. A（go through 经历） 📐 语法精讲：宾语从句（疑问词引导） 一、疑问词引导的宾语从句 由 what, who, whom, whose, which, where, when, why, how 等疑问词引导，这些词在从句中充当成分（主语、宾语、状语等）。 二、宾语从句的语序 核心规则：宾语从句必须用陈述语序（主语 + 谓语），不能再用疑问语序。 学科网（北京）股份有限公司 $ take advantage of 利用。后接名词/代词/动名词。 We should take advantage of every learning resource. （我们应该利用每一个学习资源。） come across （偶然）遇见；发现。后接名词。 I came across an interesting word in the article. （我在文章中偶然发现了一个有趣的词。） ✏️ 短语巩固练习 📝 练习一：用方框中短语的适当形式填空 look up　step by step　build up　put off　take advantage of　come across 1 Don't ______ what you can do today until tomorrow. 2 If you don't know a word, ______ it ______ in the dictionary. 3 Reading helps ______ your vocabulary. 4 Learn ______, and you will make progress. 5 I ______ an interesting article while browsing the web. 6 We should ______ every learning resource available. 📝 练习二：单项选择 1 I wonder ______ there will be an exam next week. A. that　B. if　C. what　D. which 2 Could you tell me ______ the library is open? A. that　B. if　C. what　D. who 3 She suggested ______ a study group. A. to start　B. starting　C. start　D. started 4 I ______ an old photo while cleaning my room. A. came across　B. came true　C. came up　D. came in 5 Don't ______ the meeting. We need everyone to be there. A. put off　B. put on　C. put up　D. put down 📐 语法精讲：宾语从句（that, if, whether） 一、宾语从句概述 在复合句中用作宾语的句子叫宾语从句。引导词有 that, if, whether, what, who, where, why, how 等。 三要素：①引导词 ②语序（陈述语序）③时态（与主句一致） 二、that 引导的宾语从句 that 在从句中不充当成分，没有实在意义，口语中常省略。 三、if / whether 引导的宾语从句 if 和 whether 都表示"是否"，用于一般疑问句变来的宾语从句。 辨析：① whether 可与 or not 直接连用，if 不行。② 介词后只能用 whether。③ whether 可引导主语从句，if 不能。 四、宾语从句的时态 注意：客观真理（如 The earth is round）在宾语从句中永远用一般现在时。 ✏️ 语法巩固练习 📝 练习：用 that, if 或 whether 填空 1 I wonder ______ there will be races again next year. 2 Mary thinks ______ the trip is fantastic. 3 I want to know ______ you read English books outside class. 4 He asked ______ I could help him. 5 The teacher told us ______ the earth goes around the sun. 🔗 核心句式 I wonder if/whether ... — 我想知道是否…… I wonder if you could help me. 我想知道你是否能帮我。 The best way to do sth. is to ... — 做……最好的方法是…… The best way to study maths is to do exercises. 学数学最好的方法是做练习。 suggest doing sth. — 建议做某事 I suggest reviewing key ideas regularly. 我建议定期复习要点。 take advantage of sth. — 利用某物 We should take advantage of every resource. 我们应该利用每一项资源。 📝 综合训练 📝 练习一：单项选择 1 I wonder ______ the app will help me. A. that　B. what　C. if　D. which 2 I suggest ______ notes in class. A. take　B. taking　C. to take　D. took 3 The teacher told us that the earth ______ around the sun. A. go　B. goes　C. went　D. going 4 Don't ______ studying until the last minute. A. put off　B. put on　C. put up　D. put away 🏆 中考题型专练 📝 任务型阅读（中考题型） Good learners use many strategies. First, they set clear goals. Second, they learn actively by asking questions and doing experiments. Third, they get feedback from teachers. Fourth, they take advantage of resources like textbooks and websites. Learning step by step is important. Don't put off studying. As one expert suggests, "The best way to learn is to teach others." 1 What do good learners do first? 2 How do they learn actively? 3 Where do they get feedback? 4 What resources do they use? 5 What does the expert suggest? 📝 词语运用（中考题型） 用方框中所给词的适当形式填空。 active　strategy　suggest　advantage　efficient　resource　step by step To learn well, you need good 1.______. First, participate 2.______ in class. I 3.______ taking notes and reviewing them. Take 4.______ of every learning 5.______. Learn 6.______, and you will become more 7.______. UNIT 4 / Our Memory Big Question: How can we have a good memory? 📖 课文梳理：How to Improve Memory（如何提高记忆力） 主旨：介绍记忆的原理和提高记忆力的方法，包括关联知识、关注细节、使用图像等技巧。 结构：①记忆的原理（链式关联）→ ②短期记忆 vs 长期记忆 → ③提高记忆的方法（关联/图像/分类/重复）→ ④结论：没有万能方法 memorizechainstableshort-termlong-termboostwear outeffectivedivide into 📚 重点词汇（含词族拓展） Section A — Words Related to Memory memorize /ˈmeməraɪz/ v. 记住；记忆 词族拓展： memorizev.记住；背诵You need to memorize these new words. 你需要记住这些新单词。 memorialn.纪念碑We visited the war memorial yesterday. 我们昨天参观了战争纪念碑。 memorableadj.难忘的It was a memorable trip for the whole family. 那是全家人难忘的旅行。 辨析：memorize = 有意地记住（强调动作）；remember = 记得（强调状态）。 chain /tʃeɪn/ n. 链；链条 搭配拓展： a chain of eventsphr.一连串事件A chain of events led to the final result. 一连串事件导致了最终结果。 food chainphr.食物链Humans are at the top of the food chain. 人类位于食物链的顶端。 Knowledge is like a chain. （知识就像一条链。） stable /ˈsteɪbl/ adj. 稳定的；稳固的 词族拓展： stabilityn.稳定性Economic stability is important for growth. 经济稳定对增长很重要。 stabilizev.使稳定The medicine helps stabilize blood pressure. 这种药有助于稳定血压。 unstableadj.不稳定的The weather has been unstable lately. 最近天气一直不稳定。 boost /buːst/ v. / n. v. 促进；使增长；n. 帮助；增长 搭配拓展： boost memoryphr.提高记忆力Exercise can boost your memory. 运动可以提高你的记忆力。 boost confidencephr.增强信心Winning the match boosted our confidence. 赢得比赛增强了我们的信心。 effective /ɪˈfektɪv/ adj. 有效的 词族拓展： effectiveadj.有效的This is an effective study method. 这是一种有效的学习方法。 effectivelyadv.有效地He communicated his ideas effectively. 他有效地传达了自己的想法。 effectivenessn.有效性The effectiveness of the drug was proven. 这种药的有效性已得到证实。 辨析：effective = 有效的（强调效果）；efficient = 高效的（强调效率）。 technique /tekˈniːk/ n. 技巧；方法 词族拓展： technicaladj.技术的The manual is too technical for beginners. 这本手册对初学者来说太专业了。 technologyn.技术Technology changes our daily lives. 科技改变了我们的日常生活。 辨析：technique = 具体的技巧、手法；method = 有系统的方法；skill = 技能。 recall /rɪˈkɔːl/ v. 回忆起；回想起 构词拓展：re- (再) + call (叫) → recall (回忆) re- 前缀prefix表示"再、重新"rebuild 重建 / rewrite 重写 / replay 重播 / reunite 重聚 recallv.回忆；召回I can't recall where I put my keys. 我记不起把钥匙放在哪了。 辨析：recall = 努力回忆；remember = 自然记得；remind = 提醒（remind sb. of sth.）。 divide /dɪˈvaɪd/ v. （把……）分成 搭配拓展： divide intophr.分成……The class was divided into four groups. 班级被分成了四组。 divide fromphr.把……分开The river divides the two villages. 这条河把两个村庄分开。 Divide your study time into short periods. （把学习时间分成短时段。） likely /ˈlaɪkli/ adj. 可能的 用法拓展： be likely tophr.有可能做某事It is likely to rain tomorrow. 明天很可能下雨。 It is likely thatphr.很可能……It is likely that the price will go up. 价格很可能会上涨。 You are likely to remember things with images. （你可能会记住有图像的事物。） ✏️ 词汇配套练习 📝 练习一：用括号内所给词的适当形式填空 1 She has a good ______ (memorize) for names. 2 This method is very ______ (effect). 3 The chair is very ______ (stable). 4 Can you ______ (recall) what happened? 5 ______ (divide) the passage into three parts. 📝 练习二：根据中文提示完成句子 1 You need to ______ (记住) these words for the exam. 2 Reading aloud is an ______ (有效的) way to learn English. 3 Can you ______ (回忆起) what happened yesterday? 4 ______ (分开) the text into small parts to understand it better. 5 A ______ (稳定的) routine helps improve memory. 📝 练习三：单项选择 1 I don't know ______ he will come or not. A. that　B. if　C. whether　D. what 2 Could you tell me ______ the nearest post office is? A. where　B. what　C. why　D. who 3 I want to know ______ you learned this method. A. how　B. what　C. that　D. which 4 Our time has ______. We need to finish quickly. A. run out　B. run out of　C. ran out　D. running out 5 ______ that practice makes perfect. A. Keep in mind　B. Keep on mind　C. Keep at mind　D. Keep with mind 💬 重点短语详解 run out (of sth.) 用完；耗尽。run out = 用完（不及物）；run out of sth. = 用完某物（及物）。 The milk has run out. （牛奶用完了。） mix up 混淆；弄乱。mix up A with B = 把A和B弄混。 Don't mix up "their" with "there". （不要把 their 和 there 搞混。） keep ... in mind 记在心中；记住。后接名词或从句。 Keep in mind that practice makes perfect. （记住熟能生巧。） to start with 首先。用于列举要点时的第一个。 To start with, let's review what we learned. （首先，让我们复习学过的内容。） wear out 使疲乏；磨损。可指身体疲劳或物品磨损。 Long study sessions can wear out your brain. （长时间学习会使大脑疲劳。） go through 经历；仔细察看。后接名词。 He went through many difficulties. （他经历了许多困难。） ✏️ 短语巩固练习 📝 练习一：用方框中短语的适当形式填空 run out (of)　mix up　keep...in mind　to start with　wear out　go through 1 We have ______ ______ milk. Can you buy some? 2 Don't ______ ______ "their" and "there". 3 ______ that regular review is important for memory. 4 ______, let's review what we learned last week. 5 Long hours of studying can ______ ______ your brain. 6 He ______ ______ many difficulties before succeeding. 📝 练习二：单项选择 1 I don't know ______ the meeting will start. A. that　B. what　C. when　D. which 2 Could you tell me ______ you bought this book? A. where　B. that　C. what　D. who 3 We've ______ ______ paper. Please get some more. A. run out　B. run out of　C. ran out　D. ran out of 4 I always ______ him ______ with his brother. They look so alike. A. mix; up　B. mix; with　C. mix up; with　D. mix; of 5 She ______ many difficulties before she became successful. A. went through　B. went over　C. went on　D. went away 📐 语法精讲：宾语从句（疑问词引导） 一、疑问词引导的宾语从句 由 what, who, whom, whose, which, where, when, why, how 等疑问词引导，这些词在从句中充当成分（主语、宾语、状语等）。 二、宾语从句的语序 核心规则：宾语从句必须用陈述语序（主语 + 谓语），不能再用疑问语序。 学科网（北京）股份有限公司 $