Unit 4 Section B（2a-2c）（同步教学课件） 2026-2027学年九年级英语上册同步教学精品课件（新教材人教版）

Section B （2a-2c） Unit 4 Our Memory Learning Aims 语言能力 文化意识 思维品质 学习能力 1. 核心词汇：react, likely, effective, position, case, recall, forgetful 2. 核心短语：go through, run out, happen to, keep in mind 3. 重点句型：宾语从句）4 .听出抓取短文里的动物名称；提升层完成短语填空；拓展层概括短文主旨并能用 1-2 个句型谈论动物的记忆，。 掌握 “词缀构词、语境猜词” 两个词汇学习策略；通过结对、小组合作养成互助探究的习惯，能把这节课学的词汇学习方法用到平时背单词里去。 依托词缀构词练习锻炼归纳能力；结合 2c 的短文梳理逻辑，锻炼推理能力；围绕 “动物的记忆比人好吗” 开展简短辨析，培养批判性思维；自主整理词缀表，锻炼结构化思维。 对比中外学生的词汇学习方法：国内学生大多死记硬背单词，国外学生善用词缀法批量记单词，引导学生学会用构词法高效背单词，树立 “科学记单词、不死记硬背” 的学习观，提升学习效率。 Use affixes to create as many new words as possible. Use your dictionary. 2a root act, forget, effect prefix re-, un- suffix -ion, -ive, -or, -ful, able, -ness, -ly Use affixes to create as many new words as possible. Use your dictionary. 2a react action active actor forgetful forgettable forgetfulness unforgettable effective effectively effectiveness Complete the sentences with the correct forms of the words from the word cloud. 2b The customer ________ badly to the price increase. Starting over is not easy, but it is necessary in my ________. His memory technique is simple but ________. The man has lost a lot of blood. He is ________ to die of wounds if not treated at once. Our hotel is in a great ________ near the central mall. I can’t recall which notebook I wrote your email ________ in. reacted case effective likely position address address likely react position case effective 1. The customer_____________ badly to the price increase. 2. Starting over is not easy, but it is necessary in my _______. 3. His memory technique is simple but ______. 4. The man has lost a lot of blood. He is ______ to die from wounds if not treated at once. reacts/reacted case effective likely die from/of 死于… Complete the sentences with the correct forms of the words from the word cloud. 2b 5. Our hotel is in a great _______ near the central mall. 6. I can’t recall which notebook I wrote your email _______ in. position /mɔ:l/ (名词) 购物商场 address address likely react position case effective Complete the sentences with the correct forms of the words from the word cloud. 2b Complete the passage with the correct forms of the phrases in the box. Which animal impressed you the most? 2c go through run out happen to keep in mind Research shows that many animals have good long-term memories. They ___________ where food can be found and where it is safe. For example, when squirrels ___________ of food, they go straight to the place where they hid nuts. Every autumn, wild geese fly thousands of kilometres south for the winter. keep in mind run out Humans do not know for sure what ___________ their minds during the journey, but wild geese seldom get lost. A similar situation ___________ dolphins. They can recognize voices of other dolphins—even when they have not met each other for a long time. go through run out happen to keep in mind goes through happens to Complete the passage with the correct forms of the phrases in the box. Which animal impressed you the most? 2c Language points Point 1 The customer reacted/reacts badly to the price increase. increase /ˈɪŋkriːs/ n. 增长；/ɪnˈkriːs/ v. 增加 With the increase in temperature, the ice in the river begins to melt. 随着温度的上升，河里的冰开始融化了。 (2) [不及物动词] 增加；增大 increase by ... 增长了...... increase to ... 增加到...... (1) [名词] 增加；增长 (3) [及物动词] 增加；增长 后接名词或代词作宾语。 Being overweight i the risk of having a heart problem. You’d better exercise more. We need to increase productivity.我们需要提高生产力。 ncreases Point 3 The man has lost a lot of blood. blood /blʌd/ n. 血 词形拓展 bleed v.流血，失血 His nose is bleeding. 他的鼻子在流血。 He lost a lot of blood during the operation. 他在手术中失血很多。 What blood group are you? = What blood type do you have? 你是什么血型? a drop of blood 一滴血 blood group/type 血型 give blood 献血 Point 2 They can recognize voices of other dolphins ... recognize /ˈrekəɡnaɪz/ (= recognise) v. 辨认出；认可 I recognized him as soon as he came into the room. 他一进屋我就认出了他。 Can you recognize this song? It’s my favourite. 你能识别出这首歌吗?这是我最喜欢的歌。 [及物动词 ]英式英语中写作recognise，不用于进行时。 词义拓展 v. 承认;意识到 We all recognize her as a talented singer. 我们都承认她是一位有才华的歌手。 It’s important to recognize your own faults. 重要的是要意识到自己的错误。 Point 4 He is likely to die from his wounds if not treated at once. 如果不立即治疗，他很可能会因伤而亡。 (1) die from 死于······(事故、灾害、外部伤害) die of 死于······(多指疾病、饥饿、悲伤、伤痛等内部 / 自身原因) 例：He may die from wounds if we don’t help him.如果我们不帮助他，他可能会因伤而亡。 1.The old man died ______ a heart attack. A. of B. from C. for D. at A He is likely to die from his wounds if not treated at once. wound /wuːnd/ n. 伤口；创伤 v.使受伤 词形拓展 wounded adj.(身体)受伤的;负伤的 the wounded 伤员;伤兵 The wounded were taken to the hospital in time.伤员被及时送往医院。 He was treated in hospital for leg wounds. 他因腿部受伤在医院接受了治疗。 That was a wound to his pride. 那是对他自尊心的伤害。 （1）[可数名词]伤口；创伤 (多指在战场上所受的刀伤、枪伤等， 也可指精神上所受的伤害。) Point 5 Many soldiers were wounded in the battle. 这场战役中有许多士兵受伤。 He had been wounded in the arm.他的手臂受过伤。 （2）[动词]使受伤 多常用于被动语态。 Language points Another method is to divide the speech into short sections. 另一种方法是把演讲分成几个短小的部分。 We can divide our plan into small parts. 我们可以把计划分成几个小部分。 Let’s divide the class into four groups. 让我们把班级分成四组。 1.The best way is ______ the work into small parts. A. divide B. to divide C. divided D. divides 2.我们可以把演讲分成几个部分。 We can __________ the speech ______ several parts. divide into B divide…into… 把······分成······ Point 6 Exercises 单项选择 一、单项选择。 1.— How can I remember English words better? — You can ______ the big goal into small ones. A. divide B. turn C. put D. get 2.We must ______ the importance of protecting wild animals. A. keep in mind B. go through C. happen to D. wear out 3.Squirrels will ______ nuts when they can’t find food. A. keep in mind B. run out of C. go through D. react to A A B 4.No one knows for sure what ______ him during the journey. A. happened to B. kept in mind C. went through D. run out of 5.You should reward yourself for each small step, and you ______ get better. A. are able to B. are out to C. are sure to D. are used to 6.The method of making an outline is very ______ for writing speeches. A. likely B. effective C. one-size-fits-all D. fully A B C 二、用所给词的正确形式填空。 We find that the fish in the lake are __________ (increase) because the water is getting clearer. It’s __________ (danger) to touch the wild animals. Look! Your arm is __________ (blood) ! What’s the matter? She ___________ (recognize) him at first sight though they hadn’t met for years. We should take care of the _________ (wound) animals after the earthquake. increasing dangerous bleeding wounded recognized 6.There are some big shopping ________ (mall). 7.She uses a notebook __________ (record) her daily life. 8. This is Li Hua's __________ (three) time to be a volunteer. 9. If you want to keep healthy, you should exercise __________ (regular). 10. He always helps others, and this brings him __________ (happy). malls to record third regularly happiness 11. What is the __________ (mean) of this word? 12. Young people like jeans because they think jeans make them feel __________ (comfort). 13. December is the __________ (twelve) month of a year. It's the best time to go skiing with friends. 14. The car factory produces a large number of __________ (electricity) cars every year. 15. With the teacher's help, we worked out the problems __________ (easy). electric easily meaning comfortable twelfth 二、根据汉语意思完成句子 1.长途旅行把孩子们累坏了。 The long trip ________ ________ all the kids. 2. 他把演讲分成了几个小部分进行练习。 He __________ the speech ________ short sections and practised them. 3. 当松鼠耗尽食物时，它们会直接去藏坚果的地方。 When squirrels ______ ______ _____ food, they go straight to the place where they hid nuts. wore out divided into run out of 二、根据汉语意思完成句子 4. 我们应该记住学习的重要性。 We should ______ ______ ______ the importance of study. 5. 这种记忆方法对我很有效。 This memory method ______ very ____________ ______ me. keep in mind is effective for 本课句型 Summary 我都 学会了! Key words Expression increase、blood、wound、divide、recognize to start with, wear out The more you ..., the more you will ... It is important to ... how ... Sentences Basic (必做) Write the new words and phrases five times each. Improving(选做) 2. Make sentences to describe your learning with the phrases be likely to, react to, in one’s case, keep in mind 。 Extend (选做) 3. Search for an interesting story about animals’ memories. Retell the story in English in the next class. Homework Thank you ! $