Unit 4 Section Ⅳ Lesson 2（课件PPT）-【精讲精练】2025-2026学年高中英语选择性必修第二册（北师大版）

该高中英语课件围绕Unit 4 Humour主题，系统梳理重点词汇（如infect及其派生词）、短语（draw one's attention）和核心句型（be likely to do sth），通过“基础知识落实-核心知识深化”的栏目设计，以词汇派生对比、语境串记为支架，帮助学生衔接新旧知识，构建系统语言知识网络。 其亮点在于融合高考真题设计“即学活用”任务，如2024全国甲卷书面表达应用relieve，提升语言能力，通过“易混辨析”表格对比likely/possible/probable，培养思维品质。学生能在真实语境中夯实基础，教师可借助分层练习提升教学效率。

Section Ⅳ　Lesson 2 UNIT 4　Humour 栏目导航 UNIT 4　Humour 1 栏目导航 基础知识•新知落实 01 核心知识•关键能力 02 随堂演练•巩固提升 03 课时作业•知能达标 04 栏目导航 UNIT 4　Humour 1 基础知识•新知落实 栏目导航 栏目导航 UNIT 4　Humour 1 muscle far­-reaching immune cell whisper blush expense 栏目导航 UNIT 4　Humour 1 tense physical psychology mood 栏目导航 UNIT 4　Humour 1 energy infect incorporate accident 栏目导航 UNIT 4　Humour 1 blood vessel at sb's expense help...out... figure out set up hold on do sb a favour 栏目导航 UNIT 4　Humour 1 are likely to 栏目导航 UNIT 4　Humour 1 核心知识•关键能力 栏目导航 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 disappearing relieved relief relief 栏目导航 UNIT 4　Humour 1 to relieve stress and improve your mood 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 increasing on 栏目导航 UNIT 4　Humour 1 has increased to 5，000 decreased by 13% 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 energise energetic energy energetically 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 to attract be employed to to draw/catch/attract my attention 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 infectious infection infected 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 whispering to It is whispered that 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 by to accidentally accidentally learned to write 栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1 栏目导航 UNIT 4　Humour 1     栏目导航 UNIT 4　Humour 1 It was likely that fierce wild beasts were hiding in the dark bushes Fierce wild beasts were likely to be hiding in the dark bushes It was probable that fierce wild beasts were hiding in the dark bushes 栏目导航 UNIT 4　Humour 1 随堂演练•巩固提升 栏目导航 栏目导航 UNIT 4　Humour 1 tension nationality mood Scholarships 栏目导航 UNIT 4　Humour 1 encounter energy genius 栏目导航 UNIT 4　Humour 1 infection academic whisper 栏目导航 UNIT 4　Humour 1 psychology to work amusing 栏目导航 UNIT 4　Humour 1 with creation to increase effective purely 栏目导航 UNIT 4　Humour 1 universal rarely 栏目导航 UNIT 4　Humour 1 课时作业•知能达标 栏目导航 课时作业•知能达标 栏目导航 UNIT 4　Humour 1 谢谢观看 栏目导航 UNIT 4　Humour 1 Ⅰ.重点词汇 ◎核心单词 1．______ n.肌肉 2．____________ adj.影响深远的 3．______ adj.有免疫力的 4．____ n.细胞 5．_______ vi.&vt.悄声说，低语，耳语 6．_____ vi.脸红 7．_______ n.费用，花费 ◎拓展单词 8．_____ adj.紧张的；拉紧的 vi.&vt.拉紧，变得紧张 n.时态→tension n.紧张；焦虑；焦急 9．________ adj.身体的；肉体的→physically adv.肉体地，身体上地 10．__________ n.心理学；心理状态→psychological adj.心理的；精神的→psychologist n.心理学家，心理学者 11．____ n.情绪，语气；心境→moody adj.喜怒无常的；易怒的 12．______ n.能量；精力；活力→energetic adj.精力充沛的； 积极的；有力的→energise vt.使充满活力；使增强信心 13．______ v．感染；传染→infection n.感染；传染→infectious adj.传染的；传染性的→infected adj.受感染的 14．___________ vt.把……并入；包含→incorporation n.公司；合并，编入；团体组织 15．________ n.事故；意外→accidental adj.意外的；偶然的→accidentally adv.偶然地；意外地 Ⅱ.重点短语 1．____________ 血管 2．_______________ 嘲笑某人 3．_____________ 帮助……走出困境 4．__________ 推算出 5．______ 建立 6．_______ 坚持 7．______________ 帮某人一个忙 Ⅲ.句式语境 be likely to do sth We all know that if we are in a bad mood，we _____________ express negative attitudes and feelings; and this makes those around us down，too. 我们都知道，如果我们心情不好，我们很可能会表达消极的态度和情绪；这也会让我们周围的人情绪低落。 [重点词汇] 1．relieve v．减轻；缓解；消除　relieved adj.感到宽慰的；放心的　relief n.(痛苦、忧虑等的)减轻、消除、缓和 relieve sb of sth 　帮某人减轻(负担) be relieved to do sth　做某事感到宽慰 find relief from　从……中摆脱出来 relief of/from　 ……的减轻/消除 in relief　 如释重负；松了口气 to one's relief　 令某人感到欣慰的是 [经典佳句]　 It was such a relief to hear that Mary was found safe and sound.(读后续写之情绪描写) 听到玛丽被找到时安然无恙，真是如释重负。 [即学活用]　单句语法填空 ①Seeing his figure ____________ (disappear) into thick evergreen forest，I felt ________ (relieve). ②To their ______ (relieve)，with the guidance of father，they successfully made the breakfast. ③Aspirin can provide quick ______ (relieve) for a headache. ④(2024·全国甲卷，书面表达)跳绳很有趣，是缓解压力和改善情绪的好方法。 Jumping rope is a lot of fun，which is a great way ________________ _______________________． 2．increase vt.& vi.(使)增长，增加　n.[C，U]增长，增加 (1)increase to...　增加到…… increase by...　增加了…… increase from...to...　从……增加到…… (2)an increase in...　……方面的增加 be on the increase　 在增加 [经典佳句]　 Food prices increased by 10% in less than a year. 不到一年，食品价格就上涨了10%。 [即学活用]　单句语法填空/完成句子 ①(2023·全国乙卷)With an __________ (increase) number of male chefs on TV，it's no longer “uncool” for boys to like cooking. ②The new law has come into effect，and the number of wild animals here is __ the increase now. ③我们学校的学生人数已经增长到了 5000。 The number of the students in our school ______________________． ④去年，这个城市的房屋均价下降了13%。 Average house prices in this city ________________ last year. 3．energise vt.使充满活力；使增强决心 (1)energy n.　精力，能量 full of energy　 精力充沛 save energy　 节约能源 (2)energetic adj.　精力充沛的，富有活力的 (3)energetically adv.　有力地，大力地 [经典佳句]　 Doing exercise every morning energises the old man. 每天早上锻炼使那位老人充满活力。 [即学活用]　用energise的适当形式填空 ①Staying positive helps to ________ us. ②I have never seen such an _________ child. ③(2024·全国甲卷)Today I'd like to focus on some major developments，which include shared bicycles，high­speed trains and new ______ vehicles. ④(2023·北京卷)I have a good habit of going to bed early and getting up early.Therefore，I can study _____________ every morning，which makes me study efficiently.Also，I am very healthy. 4．draw one's attention 引起某人的注意 pay attention to...　注意……(to为介词) catch/attract one's attention　吸引某人的注意 bring sth to one's attention　使某事引起某人的注意 fix/focus/concentrate one's attention on...　某人将注意力集中于…… [经典佳句]　 Some speakers use questions from time to time to draw the audience's attention. 一些演讲者会时不时地用一些问题来吸引听众的注意。 [名师点津]　draw one's attention意为“引起某人的注意”，后可跟介词to，表示“引起某人对……的注意”。 [语境串记] Little Jenny was reading a book when a butterfly flew by and caught/drew/attracted her attention.Therefore，she couldn't fix/focus/ concentrate her attention on the book any more. 小珍妮正在读书，这时一只蝴蝶飞过，引起了她的注意。因此，她无法再把注意力集中在书上了。 [即学活用]　单句语法填空/完成句子 ①(2024·全国甲卷)If a pet cat is hungry，it will keep meowing __________(attract) attention and find food. ②(2023·全国甲卷)Carson proves that a simple lyric form that has been passed down through the ages can still ___________ (employ) today to draw attention __ important truths. ③他敲窗户以吸引我的注意。 He knocked on the window _________________________________． 5．infection n.感染；传染 (1)infect vt.　传染；使感染(疾病、某种情感等) infect...with...　把……传染给……；用……感染…… be infected with...　染上……；感染了…… (2)infectious adj.　感染的，传染性的；患有传染病的；有感染力的 [经典佳句]　 Keeping a balanced diet and taking regular exercise can help defend ourselves against infection.(应用文之倡议书) 保持均衡的饮食和经常锻炼有助于保护我们免受感染。 [即学活用]　单句语法填空 ①(2024·河北正定月考)It turned out that traditional Chinese medicine plays a significant role in the control and prevention of __________(infect) diseases. ②A healthy diet combined with regular exercise can help your body resist _________(infect). (应用文之倡议书) ③China's efforts to give timely treatment to those ________ (infect) with the virus are being praised by the rest of the world. 6．whisper vi.& vt.悄声说，低语，耳语 (1)whisper sth to sb　 把某事悄悄告诉某人 (2)It is whispered that...　有人私下里说…… (3)in a whisper＝in whispers　低语 [经典佳句]　 I cupped my hand over the phone，whispering that I meant no harm.(读后续写之动作描写) 我用手捂住电话，低声说我没有恶意。 [即学活用]　单句语法填空/完成句子 ①(2024·湖北联考协作体2月联考)The students seemed to expecting another boring and dull English lesson，some dropping their eyes and some __________ (whisper) in the back rows. ②Mike whispered __ me that he was fed up with such bad behaviour. ③有人私下里说经理没有能力把他的工作干好。 ____________________ the manager isn't capable of doing his job well. 7．accidentally adv.偶然地，意外地 (1)accidental adj.　意外的； 偶然的； 附属的 (2)accident n.　事故；意外；偶然；运气 by accident　偶然地 [经典佳句]　 The traffic accident was born almost accidentally. 这场交通事故的发生几乎纯属偶然。 [即学活用]　单句语法填空/完成句子 ①Do you think the building was burnt down __ accident or by design? ②(2023·全国乙卷)In addition __ the problem of miscomprehension from both sides，there are victories ____________ (accident) or deliberately twisted，especially when only the victors know how to write. ③我不知不觉地学成了写圆体字，不会写女士格式的字体。 I ____________________________ round hand instead of ladies­hand. [重点句型] (教材原句)We all know that if we are in a bad mood，we are likely to express negative attitudes and feelings; and this makes those around us down，too. 我们都知道，如果我们心情不好，我们很可能会表达消极的态度和情绪；这也会让我们周围的人情绪低落。 [句式分析]　likely常用于“Sb/Sth＋be likely to do sth”句型中，该句型常与“It＋be likely that...”互换。 [易混辨析]　likely/possible/probable likely 表示某事很可能发生，与probable意思相近，但主语可以是人也可以是物。常用于“It is likely that...”或“Sb/Sth be likely to do...”句型中，但不能说“It is likely for sb to do sth”。 possible 可能性相对小，作表语时，主语不能是人，常用句式为“It is possible for sb to do sth”或“It is possible that...”。 probable 带有“很可能”的意味，语气比possible强，作表语时不能用人或不定式作主语，常用句式为“It is probable that...”。 Sb/Sth is likely to do...　某人/某事有可能…… It is likely that...　有可能…… not likely　才不会呢(交际用语) [即学活用]　一句多译 凶猛的野兽很可能藏在黑漆漆的灌木丛中，简顿时惊慌失措。(读后续写之恐惧心理描写) ①________________________________________________________and Jane got into a panic.(it作形式主语；likely) ②____________________________________________________ and Jane got into a panic.(be likely to do) ③________________________________________________________and Jane got into a panic.(it作形式主语；probable) Ⅰ.单词拼写 1．Can you feel the _______ (紧张) in this room? 2．She lives in France but has British ___________ (国籍). 3．(2025·全国二卷)Adding more nature to our environment can change our ____(情绪) and how we think. 4．____________ (奖学金) are for Group Play admission fees and/or transportation. 5．(2024·浙江1月卷)While taking a 20­hour train ride along the edge of the Taklimakan Desert in the northwestern China，I had the kind of humbling，educational，and above all else，wonderful _________(遇见) with a local that all travelers long for. 6．(2025·全国一卷)Toby was using up his_______(能量) by running back and forth in the backyard and giving the kids plenty of room. 7．This is the mark of her real ______ (天才) as a designer. 8．Air，water，clothing and insects are all means of _________ (传染). 9．(2025·北京卷)They themselves don’t know why they are following the crowd and longing for the pressures of ________(学术的) difficulty. 10．She was so nervous that she kept forgetting what to say，and she spoke almost in a _______ (耳语). Ⅱ.单句语法填空 1．(2025·浙江1月卷)According to Charlotte Markey，a professor of __________(psychological)，food is one of the rare subjects where，as parents，saying less is more. 2．(2024·新课标Ⅰ卷) What worked on a veterinarian seemed likely _______(work) on his patients. 3．I didn't find the joke at all _______ (amuse). 4．(2024·新课标Ⅰ卷)It not only provided me ____ an opportunity to connect my artistic ________(create) with nature，but also enhanced my willingness to take inspiration from nature in the future. 5．So，when people do things ___________ (increase) their life satisfaction，they also make themselves more _________ (effect) at work. 6．She took the job ______ (pure) and simply for the money. 7．(2023·全国甲卷)I'm impressed by his famous philosophy of life，which is “Be the first to worry about the troubles across the land and the last to enjoy _________ (universe) happiness”． 8．(2023·新课标Ⅰ卷)No matter where I buy them，though，one steamer basket is ______ (rare) enough，yet two seems greedy，and so I am always left wanting more next time. $