Unit 1 & Unit 2+语法情态动词课件+2025-2026学年高中英语外研版必修第二册

该高中英语课件聚焦情态动词教学，系统涵盖定义、分类（can/could等8类）、用法及高考考点，通过“数情态动词”游戏导入，结合“西游小课堂”解析定义，以“师傅的三字经”口诀搭建记忆支架，从基础到考点逐步深入，帮助学生构建知识脉络。 其亮点在于融合西游情境（如师徒对话填空练习）和口诀记忆，通过对比表格（can与be able to）、推测强弱表及高考真题（2024全国甲卷等），培养学生语言运用能力和思维品质，激发学习兴趣，教师使用可高效整合知识与趣味，提升教学效果。

Using Language Modal verbs Play a game How many modal verbs do you know? Let's see who will get the most. 师傅的三字经： 能可以（can/could） 或许美（may/might） 必须猛（must） 该温柔（shall/should） 将会赢（will/would） 敢需要（dare/need 半情态） 本身有一定的词义，否定是情态动词后加not（must/have to除外） 与动词原形及其被动语态一起使用，给谓语动词增添情态色彩 表示说话人对有关行为或事物的态度和看法 表达可能、应该或必要 语法填空题有可能会用到 作文中使用情态动词，降低错误率，后面加动词原形 情态动词定义Definition 1.can/could ①表示具有某种能力（体力／知识／技能） 意为"会，能” Sun Wukong laughed,“I can beat monsters—I could handle worse ones before.” ②表示可能性，意为"可能会” Water can be turned into ice if it is cold enough. ③表示请求／许可，常用于一般疑问句 意为"可以" Can/Could I ask you a question? （此时couldt比 can 语气要更加委婉／客气 这时could不是can 的过去式） ④表示推测，常用于否定句 can not=can't 意为"不可能" That can't be Mike.He was in the class. can be able to 含义 强调自身已备能力 强调通过努力获得的能力 人称和数的变化 动词原形 有三单形式变化 时态 can/could is/are able to was/were able to One day, people ___________（can/be able to） travel to the moon. will be able to 2.may/might ①表示请求／许可，意为"可以" 但比can/could正式 May I use your computer? -Yes, of couse./Sure. ②表示推测，用于谈论可能性，常用于肯定句 意为"可能，或许" Your mom may be very busy now. She said that she might not be at work today. (might 表示可能性比较小的推测） ③表示祝愿，多用于祈使句 May you have a good time. 3.must/have to ①表示说话人的主观意志，意为"必须，"mustn't 意为"禁止" We must study English hard. Students mustn't smok in the school. I have lost my pen, so I________(must/have) to buy a new one. must have to 含义 强调主观看法"必须" 强调客观需求"不得不" 人称和数的变化 动词原形无变化 有三单形式变化 时态 无时态变化 have/has/had to 否定 mustn't 禁止／不许 don't/doesn't/did have to不必 have to ②表示对事物的推测，意为"一定", 只用于肯定句 The light is on.She must be at home. 4.shall/should shall① 表示征求对方意见（多用一，三人称） Shall we go out for a walk? should②表示劝告、建议和命令,意为"应该" I should help her because she is in trouble. 5.will &would ①表意愿，决心，will现在的意愿／would过去的意愿 I will do everything for you. He asked if I would go to the cinema with him. ②表征求意见／提出请求，主要用于第二人称疑问句中 （此时would不表过去，而表示委婉语气） Will/Would you please tell me the way to the post office? ③表示习惯性，will表示现在／would表示过去常常做 Fish will die out of water． When he was a child,he would often run. 6.need/dare need ①意为“需要”常用于否定句，疑问句，其否定形式为needn't，意为“不必” There’s plenty of time. You needn’t drive so fast. dare ②表示“敢”,多用于否定句、疑问句 I dare not do this thing. 注：dare和need也可做实义动词，意思于情态动词相同，这时有人称和数的变化。 The door needs painting/ He doesn’t dare to break his promise. 7. had better（not）do sth She’d better get here soon, or she’ll miss the meeting. They had better not be late. 8. 表推测的强弱 Must 一定 Will 一定 Would 应该 Should 应该 Can 可能 Could 可能 May 可能 Might 也许 Ps：1.“情态动词+be+过去分词”的用法（高考考点） 1.（2024全国甲卷）What should _____be done____(do) with such a beautiful place? They wondered out loud. 2.（2024浙江1月卷）However, though it’s nice to get a few cents off a pack of sausages, it would help even more if they could sometimes be offered______ (offer) in smaller packs. 1.（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 to important truths. 2.（2022浙江卷）To understand a painting, we’re taught to look for color, composition, and light. But how can a painting _____________ (appreciate) by someone who’s blind? 3.（2020全国III卷）The artist was sure he would _________ (choose), but when he presented .... be emplpyed be appreciated be chosen Ps：2.情态动词+have done（高考考点） “can/could/may/might/must + have done”表示对过去事情的推测。各情态动词的表示推测的用法如下表: ①must have done，过去肯定做过 ②can/could have done“本来能够做某事但却未做”或表推测。 ③should/ought to have done表示“本该做某事而实际上未做”;否定式表示“本不该做但却做了”。 ④needn't have done表示“做了本来不必做的事”。 用适当的情态动词填空。 (1) He _____________ have forgotten it. I told him just now. (2) You didn’t pass the exam; You _______have studied hard.   (3) Mary went home. She _____ have finished her work. can’t/couldn’t should must Ps：3.写作中（高考考点） 写作中情态动词后一定跟动原 写作中情态动词后一定跟动原 写作中情态动词后一定跟动原 请选择至少三个情态动词并造句 Using language 1 Look at the sentences from the reading passage. Think and work out the meaning of the words in bold. a ..I was able to hold a knife and fork -and chopsticks! b But there are still some dishes that Dad dare not try even after many years of marriage to my mother. c ... Mum and I just have to find a way to get him into the kitchen! d ... we'd better not eat too much roast food as it may make us suffer from heat inside our bodies,... e "You needn't try it if you don't want to,"Mum said,... 能，能够 不敢 必须，不得不 最好 不必，没有必要 Using language a. be able to b. dare not c. have to d. had better e. needn’t 1. be afraid to do sth. 2. not be necessary to do sth. 3. give advice to do or not to do sth. 4. be necessary or give strong advice to do sth. 5. have the ability to do something Match the words in bold with the meanings. If you dare not try a “painful” diet to stay healthy, this new app is the perfect solution-and you needn't pay for it !The app works by quickly showing photos of different food. All you have to do is select the photos of healthy food. Then you'll be able to train your brain to select healthy food in real situations. So , if you're a sugar addict and aren't able to say no to chocolate or cola, you had better download it now! Underline the modals in the introduction to an app and talk about their meanings. be afraid to do sth. not be necessary to do sth. be necessary to do sth. have the ability to do sth. give advice to do sth. don't have the ability to do sth. Exercise: use Complete the tips for good table manners with the correct form of the modals you learned today. While going on your first trip to the UK is exciting, new and different customs (习俗；海关：复数) can also be confusing. Table manners (礼仪，用复数) are no exception. But don’t worry — here are some tips: • You 1. _____________ wait until everyone else has been served before you start eating. have to Exercise: use • Sometimes there are so many knives and forks that you 2. ________ pick them up in case (以防万一，加句子；in case of + 名词/动名词) you get it wrong. The trick (诀窍，技巧) is to start with the ones on the outside. • When you finish your meal, you 3. ____________ place (盘，碟) the knife and fork together on your plate with the handles (把手；V. 处理，口语化 handle this problem) at the four o’clock position. dare not had better Exercise: use Table manners, however, can differ in (在...方面不同) different situations. For example, you 4. __________ use a knife and fork when eating a hamburger or pizza. Just remember: when in Rome, do as the Romans do, and you will 5. ___________ enjoy the local cuisine! needn’t be able to Read the passage and fill in blanks with modal verbs (can/could, may/might, must, shall/should, will/would, dare/need, had better) — one use each. The four disciples (Monkey King, Tang Seng, Bajie, Sandy) were fetching Buddhist scriptures（取经） when thick fog appeared. The Monkey King said to Tang Seng, "Master, this fog is strange. We ________________ stop, observe, then move on." Tang Seng nodded: "Right. The road is unknown. We __________ act recklessly (鲁莽行事)— safety first."​ Bajie rubbed his stomach: "I’m starving. If I find food, I __________ walk farther!" Sandy said calmly: "Elder Brother is capable. He ____________ see through the fog’s origin. Let’s hear him first."​ The Monkey King frowned: "I’ll go check ahead. You stay — you ______ not walk around, or you’ll be in danger."​ Tang Seng warned: "Wukong, you ________be careful. When in trouble, you _________ come back to discuss. Don’t rush alone!" The Monkey King smiled: "Don’t worry. With my skills, I ___________ solve this and be back soon!" had better/must shouldn't can can/could dare must should must can/might 谢谢观看 谢谢观看 Lavf59.27.100 $