Unit4 Section B同步讲义-2026-2027学年人教版九年级英语上册

本初中英语九年级上册Unit4 Section B同步精讲讲义，聚焦Section B单词、短语及词形变换的记忆与互译，核心句型（the+比较级…the+比较级、it作形式主语、if条件状语从句、A is like B类比句式）的掌握，记忆方法类短文的阅读与仿写，以及科学记忆策略的迁移运用，搭建从基础积累到能力应用的学习支架。 该资料以语言能力培养为核心，通过基础默写夯实词汇语法基础，以句型转换、仿写等任务发展思维品质，结合科学记忆策略提升学习能力。课中辅助教师系统授课，课后助力学生查漏补缺，如综合检测中的阅读填空和七选五，有效衔接知识输入与输出，促进学生语言运用与学习策略的融合。

九年级上册Unit4 Section B 同步精讲讲义 单元预习极简目标 1. 熟记Section B全部单词、短语与词形变换，能完成英汉互译。 2. 掌握核心句型：the+比较级…the+比较级、it作形式主语、if条件状语从句、A is like B类比句式。 3. 读懂记忆方法类短文，能运用本课句型仿写、转换句子。 4. 初步理解科学记忆、高效复习的学习策略，可迁移运用到日常学习。 基础默写 单词英汉互译 1. ____________（v.）促进；使增长（n.）帮助；增长 2. to start with ____________ 3. ____________（adj.）短期的 4. ____________（adj.）长期的 5. technique ____________ 6. passage ____________ 7. ____________（adj.）可能的 8. wear out ____________ 9. discuss ____________ 10. image ____________ 11. graph ____________ 12. view ____________ 13. ____________（adj.）有效的 14. engine ____________ 15. fuel ____________ 16. address ____________ 17. password ____________ 18. account ____________ 19. increase ____________ 20. wild ____________ 21. blood ____________ 22. wound ____________ 23. mall ____________ 24. notebook ____________ 25. squirrel ____________ 26. nut ____________ 27. dolphin ____________ 28. recognize/recognise ____________ 29. outline ____________ 30. ____________（adv.）完全地 31. divide ____________ 32. divide sth into ____________ 33. one-size-fits-all ____________ 单词变形默写 1. short-term(adj.) → ________ (反义词)长期的 2. wear(v.) → (过去式)；(过去分词)穿破；磨出(洞) 3. view(n.) → ________ (同义词n.)看法；意见 4. effect(n.) → ________ (adj.)有效的 5. recognize/recognise(v.) → ________ (n.)认出；识别 6. full(adj.) → ________ (adv.)完全地 7. divide(v.) → ________ (n.)分开；分隔 重点短语默写 1. ____________ 记忆技巧 2. ____________ 增强某人的记忆力 3. ____________ 用进废退 4. ____________ 让你的大脑过度劳累 5. ____________ 构建意象 6. ____________ 创作一首歌/诗 7. ____________ 你网上银行账户的密码 8. ____________ 涨价 9. ____________ 受伤而死 10. ____________ 一个通用的方法 11. ____________ 占用太多时间 重点句型默写 1. 毕竟，记住一篇概要要比记住文章里的每一个单词要容易得多。 ____________________________________________________________________ 2. 你复习所学知识的次数越多，就越有可能记住它。 ____________________________________________________________________ 3. 你也可以用这些信息编一个故事，然后在脑海里像看电影一样进行想象。 ____________________________________________________________________ 4. 大脑需要食物，就像发动机需要燃料一样。 ____________________________________________________________________ 5. 一个健康又有活力的身体，能同时提升你的记忆力和思维能力。 ____________________________________________________________________ 6. 于是我在脑海中将这些关键词构想成画面，还按顺序把它们关联了起来。 ____________________________________________________________________ 7. 如果你复习所学的知识，就能更有效地掌握新知识。 ____________________________________________________________________ 课本核心句型精讲 考点1 the +比较级，the +比较级 越……，就越…… The more you review what you learn, the more likely you will remember it. 注意：前后都用比较级，语序为陈述语序，不倒装。 例句：The more images you create, the easier you will remember the words. 考点2 it 作形式主语 After all, it is easier to remember a summary than every word in a passage. 【it仅作形式占位，不可替换为that；真正的主语是后面的不定式短语。】 例句：It is helpful to use memory techniques in our study. 考点3 if 引导条件状语从句 If you review what you have learnt, you will acquire new knowledge more effectively. 【从句用一般现在表将来含义，主句多用一般将来时。】 例句：If you take exercise often, you will boost your memory. 考点4 A is like B A就如同B（类比句式） like此处引导类比，用来表示“正如、就像”，用于事物类比。 例句：Our mind needs practice like a body needs exercise. 能力拓展 用所给词适当形式填空 1. We can use some memory ________ (technique) to learn new words. 2. The ________ (much) you practice, the ________ (effective) you will be. 3. It is important ________ (create) clear images in your mind. 4. The task can ________ (divide) into three small parts. 5. Doing sports helps ________ (boost) our memory. 单项选择 1. —____ is easier to remember key words than long sentences. —Yes, I agree with you. A. That B.It C.This D.One 2. ____ you review your lessons every day, you will learn better. A. If B.Unless C.Though D.Before 3. The ____ you repeat the knowledge, the ____ you will keep it in mind. A. more; more likely B.most; most likely C. more; likely D.most; likely 4. The two parts can be ____ into five small groups. A. divide B.divided C.division D.dividing 5. Reading too long will ____ your eyes. A. wear out B.take out C.put out D.give out 句型仿写 1. the +比较级，the+比较级 The more you review what you learn, the more likely you will remember it. 仿写：________________________________________________ 2. It is + adj. + to do（形式主语） it is easier to remember a summary than every word in a passage. 仿写：________________________________________________ 3. If引导条件状语从句（主将从现） If you review what you have learnt, you will acquire new knowledge more effectively. 仿写：________________________________________________ 综合检测 阅读短文，在空白处填入适当词或括号内单词正确形式。 Good memory techniques help us a lot in study. It 1.________ (be) useful to create images for new words. The more pictures you make, 2.________ more easily you can remember them. If you review knowledge regularly, you 3.________ (master) it more effectively. Don’t wear 4.________ your brain by studying too long. We can divide big tasks 5.________ small ones. A healthy body can boost our memory and mind. To start 6., we should avoid ways that take up too much time. A one-size-fits-all method won’t work for everyone. In the end, our brain needs energy just 7. an engine needs fuel. We should take good care of it and keep 8.________ (learn). 句型转换 按括号内要求改写句子，保持原意不变。 1. It is easier to remember a summary.（改为同义句，用不定式作真正主语改写语序） ____________________________________________________________________ 2. The more you practice, the more progress you will make.（改为if条件状语从句） ____________________________________________________________________ 3. If you review the knowledge, you will remember it better.（改写为the+比较级…the+比较级句型） ____________________________________________________________________ 4. We can divide the task into three parts.（改为被动语态） ____________________________________________________________________ 5. Creating images helps us remember words well.（对划线部分Creating images提问） ____________________________________________________________________ 6. Your brain needs food. An engine needs fuel.（合并为A is like B类比句式） ____________________________________________________________________ 7. “Can you use memory techniques?” the teacher asked me.（合并为宾语从句） ____________________________________________________________________ 8. The method takes up too much time.（改为一般疑问句） ____________________________________________________________________ 9. This way works for everyone.（改为同义句，使用one-size-fits-all改写） ____________________________________________________________________ 10. After all, it is helpful to build images.（对划线部分after all提问） ____________________________________________________________________ 11. Sports can boost our memory.（替换同义短语改写同义句） ____________________________________________________________________ 12. He creates stories to remember new information.（对划线部分to remember new information提问） ____________________________________________________________________ 七选五 阅读短文，从A‑G七个选项中选出五个最佳选项填入文中空白，有两个多余选项。 Many students want to improve their memory for study. 1.______ First, you can use simple memory techniques. It is helpful to create images when you meet new words. 2.______ You can also make up short stories with key information. 3.______ The more often you go over what you learn, the more likely you won’t forget it. Don’t make your brain worn out by long hours of study. 4.______ A strong and healthy body helps boost your memory as well. There is no one-size-fits-all way for everyone. 5.______ Try different skills and find what suits you best. A. Reviewing lessons on time matters a lot. B. It is not wise to study without breaks. C. We have some useful advice for you. D. An engine needs fuel to keep working. E. Try drawing simple pictures in your mind. F. You should never divide big tasks into small ones. G. You need to find your own suitable learning skills. 学科网（北京）股份有限公司 $ 九年级上册Unit4 Section B 同步精讲讲义 单元预习极简目标 1. 熟记Section B全部单词、短语与词形变换，能完成英汉互译。 2. 掌握核心句型：the+比较级…the+比较级、it作形式主语、if条件状语从句、A is like B类比句式。 3. 读懂记忆方法类短文，能运用本课句型仿写、转换句子。 4. 初步理解科学记忆、高效复习的学习策略，可迁移运用到日常学习。 基础默写 单词英汉互译 1. ____________（v.）促进；使增长（n.）帮助；增长 2. to start with ____________ 3. ____________（adj.）短期的 4. ____________（adj.）长期的 5. technique ____________ 6. passage ____________ 7. ____________（adj.）可能的 8. wear out ____________ 9. discuss ____________ 10. image ____________ 11. graph ____________ 12. view ____________ 13. ____________（adj.）有效的 14. engine ____________ 15. fuel ____________ 16. address ____________ 17. password ____________ 18. account ____________ 19. increase ____________ 20. wild ____________ 21. blood ____________ 22. wound ____________ 23. mall ____________ 24. notebook ____________ 25. squirrel ____________ 26. nut ____________ 27. dolphin ____________ 28. recognize/recognise ____________ 29. outline ____________ 30. ____________（adv.）完全地 31. divide ____________ 32. divide sth into ____________ 33. one-size-fits-all ____________ 单词变形默写 1. short-term(adj.) → ________ (反义词)长期的 2. wear(v.) → (过去式)；(过去分词)穿破；磨出(洞) 3. view(n.) → ________ (同义词n.)看法；意见 4. effect(n.) → ________ (adj.)有效的 5. recognize/recognise(v.) → ________ (n.)认出；识别 6. full(adj.) → ________ (adv.)完全地 7. divide(v.) → ________ (n.)分开；分隔 重点短语默写 1. ____________ 记忆技巧 2. ____________ 增强某人的记忆力 3. ____________ 用进废退 4. ____________ 让你的大脑过度劳累 5. ____________ 构建意象 6. ____________ 创作一首歌/诗 7. ____________ 你网上银行账户的密码 8. ____________ 涨价 9. ____________ 受伤而死 10. ____________ 一个通用的方法 11. ____________ 占用太多时间 重点句型默写 1. 毕竟，记住一篇概要要比记住文章里的每一个单词要容易得多。 ____________________________________________________________________ 2. 你复习所学知识的次数越多，就越有可能记住它。 ____________________________________________________________________ 3. 你也可以用这些信息编一个故事，然后在脑海里像看电影一样进行想象。 ____________________________________________________________________ 4. 大脑需要食物，就像发动机需要燃料一样。 ____________________________________________________________________ 5. 一个健康又有活力的身体，能同时提升你的记忆力和思维能力。 ____________________________________________________________________ 6. 于是我在脑海中将这些关键词构想成画面，还按顺序把它们关联了起来。 ____________________________________________________________________ 7. 如果你复习所学的知识，就能更有效地掌握新知识。 ____________________________________________________________________ 课本核心句型精讲 考点1 the +比较级，the +比较级 越……，就越…… The more you review what you learn, the more likely you will remember it. 注意：前后都用比较级，语序为陈述语序，不倒装。 例句：The more images you create, the easier you will remember the words. 考点2 it 作形式主语 After all, it is easier to remember a summary than every word in a passage. 【it仅作形式占位，不可替换为that；真正的主语是后面的不定式短语。】 例句：It is helpful to use memory techniques in our study. 考点3 if 引导条件状语从句 If you review what you have learnt, you will acquire new knowledge more effectively. 【从句用一般现在表将来含义，主句多用一般将来时。】 例句：If you take exercise often, you will boost your memory. 考点4 A is like B A就如同B（类比句式） like此处引导类比，用来表示“正如、就像”，用于事物类比。 例句：Our mind needs practice like a body needs exercise. 能力拓展 用所给词适当形式填空 1. We can use some memory ________ (technique) to learn new words. 2. The ________ (much) you practice, the ________ (effective) you will be. 3. It is important ________ (create) clear images in your mind. 4. The task can ________ (divide) into three small parts. 5. Doing sports helps ________ (boost) our memory. 单项选择 1. —____ is easier to remember key words than long sentences. —Yes, I agree with you. A. That B.It C.This D.One 2. ____ you review your lessons every day, you will learn better. A. If B.Unless C.Though D.Before 3. The ____ you repeat the knowledge, the ____ you will keep it in mind. A. more; more likely B.most; most likely C. more; likely D.most; likely 4. The two parts can be ____ into five small groups. A. divide B.divided C.division D.dividing 5. Reading too long will ____ your eyes. A. wear out B.take out C.put out D.give out 句型仿写 1. the +比较级，the+比较级 The more you review what you learn, the more likely you will remember it. 仿写：________________________________________________ 2. It is + adj. + to do（形式主语） it is easier to remember a summary than every word in a passage. 仿写：________________________________________________ 3. If引导条件状语从句（主将从现） If you review what you have learnt, you will acquire new knowledge more effectively. 仿写：________________________________________________ 综合检测 阅读短文，在空白处填入适当词或括号内单词正确形式。 Good memory techniques help us a lot in study. It 1.________ (be) useful to create images for new words. The more pictures you make, 2.________ more easily you can remember them. If you review knowledge regularly, you 3.________ (master) it more effectively. Don’t wear 4.________ your brain by studying too long. We can divide big tasks 5.________ small ones. A healthy body can boost our memory and mind. To start 6., we should avoid ways that take up too much time. A one-size-fits-all method won’t work for everyone. In the end, our brain needs energy just 7. an engine needs fuel. We should take good care of it and keep 8.________ (learn). 句型转换 按括号内要求改写句子，保持原意不变。 1. It is easier to remember a summary.（改为同义句，用不定式作真正主语改写语序） ____________________________________________________________________ 2. The more you practice, the more progress you will make.（改为if条件状语从句） ____________________________________________________________________ 3. If you review the knowledge, you will remember it better.（改写为the+比较级…the+比较级句型） ____________________________________________________________________ 4. We can divide the task into three parts.（改为被动语态） ____________________________________________________________________ 5. Creating images helps us remember words well.（对划线部分Creating images提问） ____________________________________________________________________ 6. Your brain needs food. An engine needs fuel.（合并为A is like B类比句式） ____________________________________________________________________ 7. “Can you use memory techniques?” the teacher asked me.（合并为宾语从句） ____________________________________________________________________ 8. The method takes up too much time.（改为一般疑问句） ____________________________________________________________________ 9. This way works for everyone.（改为同义句，使用one-size-fits-all改写） ____________________________________________________________________ 10. After all, it is helpful to build images.（对划线部分after all提问） ____________________________________________________________________ 11. Sports can boost our memory.（替换同义短语改写同义句） ____________________________________________________________________ 12. He creates stories to remember new information.（对划线部分to remember new information提问） ____________________________________________________________________ 七选五 阅读短文，从A‑G七个选项中选出五个最佳选项填入文中空白，有两个多余选项。 Many students want to improve their memory for study. 1.______ First, you can use simple memory techniques. It is helpful to create images when you meet new words. 2.______ You can also make up short stories with key information. 3.______ The more often you go over what you learn, the more likely you won’t forget it. Don’t make your brain worn out by long hours of study. 4.______ A strong and healthy body helps boost your memory as well. There is no one-size-fits-all way for everyone. 5.______ Try different skills and find what suits you best. A. Reviewing lessons on time matters a lot. B. It is not wise to study without breaks. C. We have some useful advice for you. D. An engine needs fuel to keep working. E. Try drawing simple pictures in your mind. F. You should never divide big tasks into small ones. G. You need to find your own suitable learning skills. 参考答案 基础默写参考答案 单词英汉互译 1. boost 2.首先 3. short-term 4. long-term 5.技巧 2. 段落；走廊 7. likely 8.使疲乏；磨损 9.讨论；谈论；商量 10.图像；形象 11.图；图表 12.看；观看；观点；视野 13. effective 14.发动机 15.燃料 16.地址 17.密码；口令 18.账户；账目 3. 增长；增加 20.野生的；自然生长的 21.血 22.伤口；创伤；使受伤 23.购物商场 24.笔记本；笔记本电脑 25.松鼠 26.坚果 27.海豚 28.辨认出；认可 29.纲要；概述 30. fully 31.（把……）分成 32.把某物分为 33.通用的 单词变形默写 1. long-term 2. wore; worn 3. opinion 4. effective 2. recognition 6. fully 7. division 重点短语默写 1. memory techniques 2. boost one’s memory 3. use it or lose it 2. wear out your brain 5. create images 6. make up a song/poem 3. the password to your online bank account 8. price increase 4. die of wounds 10. a one-size-fits-all method 11. take up too much time 重点句型默写 1. After all, it is easier to remember a summary than every word in a passage. 2. The more you review what you learn, the more likely you will remember it. 3. You can also create a story with information and view it in your mind like a film. 4. Your brain needs food like an engine needs fuel. 5. A healthy and active body boosts both your memory and your mind. 6. Then I formed images of these key words in my mind, and linked them in order. 7. If you review what you have learnt, you will acquire new knowledge more effectively. 能力拓展 适当形式填空 1. techniques 2. more; more effective 3. to create 4. be divided 5. (to) boost 单项选择 1.B 2.A 3.A 4.B 5.A 综合检测 语法填空 1. is 2. the 3. will master 4. out 5. into 2. with 7. like 8. learning 句型转换参考答案 1. To remember a summary is easier. 2. If you practice more, you will make more progress. 3. The more you review the knowledge, the better you will remember it. 4. The task can be divided into three parts (by us). 5. What helps us remember words well? 6. Your brain needs food like an engine needs fuel. 7. The teacher asked me if/whether I could use memory techniques. 8. Does the method take up too much time? 9. This one-size-fits-all way works for everyone. 10. After all, what is helpful to build images? 11. Sports can give a boost to our memory. 12. Why does he create stories? 七选五参考答案 1.C 2.E 3.A 4.B 5.G 学科网（北京）股份有限公司 $