Unit 2 Section A Grammar Focus (3a---3d) 课件2025-2026学年人教版（2024）七年级英语上册

该初中英语课件围绕“家庭”主题，聚焦一般现在时主谓一致（第三人称单数动词变化）和名词所有格核心语法，通过李欣家庭情境表格导入，连接人物、物品与活动，结合例句对比引导学生发现动词形式随主语变化规律，搭建从具体到抽象的学习支架。 其亮点在于以学生自主探究为核心，通过“分析动词变化”“归纳所有格规则”等任务培养思维品质，结合家庭人物描述写作框架（外貌-性格-爱好）提升语言能力，情境化练习（如3c短文填空）助学生在运用中掌握语法。学生能在真实语境中提升语言运用能力，教师可借助结构化活动高效开展教学。

Unit 2 We’re family. Grammar Focus 3a-3d Section A Lead-in 1 Let’s introduce Li Xin’s family! People Object Whose…is this? Whose…are these? Hobby /Activity Does he/she…? Li Xin erhu Whose erhu is this? play the erhu well Does she play the erhu well? brother pet dog Whose pet dog is this? love animals Does he love animals? father basketball Whose basketball is this? often play basketball Does he often play basketball? mother books Whose books are these/they? read a lot Does she read a lot? grandpa Chinese chess Whose Chinese chess is this? like Chinese chess Does he like Chinese chess? grandma plants and flowers Whose plants and flowers are these? like gardening Does she like gardening? For example Li xin plays the erhu well. Her brother loves animals. Her father often plays basketball. ... Pay attention to the change of verbs! One person A: Whose erhu is this? B: It’s Li Xin’s erhu. A: Does she play the erhu well? B: Yes, she does. A: ... Two persons Teng Fei and his grandfather play ping-pong every week. Teng Fei’s grandfather loves sport. They have some nice ping-pong bats. Teng Fei’s father has a fishing rod. Do you play the piano? Yes, I do./ No, I don’t. Does your father spend a lot of time fishing? Yes, he does./ No, he doesn’t. Whose piano is this? It's my mother's. Read the sentences. How do the verb forms change with the subjects? 3a Let’s finish the chart 单数 复数 第一人称 第二人称 第三人称 I we you you she, he, it, Lily, your father,... They, Peter and Teng Fei,... Notice:在一般现在时的肯定句中，当主语为第三人称单数时，谓语动词要用三单形式。 Learn about the simple present tense. 定义：表示通常性、规律性、习惯性、真理性（即事实）的动作或状态。 一般现在时 go to school read English books speak English How do the verb forms change with the subjects? Teng Fei and his grandfather play Teng Fei’s grandfather loves They have Teng Fei’s father has Do you play I do. / I don’t. Does your father spend He does. / He doesn’t. Does your mother have She does. / She doesn’t. 主谓一致原则 (Subject-Verb Agreement) 主谓一致是指谓语动词与主语在人称和数上保持一致，即主语的单复数决定谓语动词的单复数。 一般来说，语法形式或意义上是单数的主语，谓语动词用单数形式； 语法形式或意义上是复数的主语，谓语动词用复数形式。 动词第三人称单数变化规则 一般情况下直接在词尾加-s like-likes live-lives speak-speaks 以-s, -x, -ch, -sh 结尾的单词在词尾加-es teach-teaches wash-washes watch-watches guess-guesses 以辅音字母+y结尾变y为i再加es study-studies 以元音字母+y结尾在词尾加-s play-plays stay-stays say-says 以辅音字母+o结尾在词尾加-es do-does go-goes 部分不规则变化 have-has be-am/is/are Learn the third person singular change rules for verbs. Read the sentences in the table(表格), circle ’s How to ask the ownership(所有权)？ 一、问所属 Whose谁的 -Whose ...is this/it? It is... -Whose ... are these/those/they? They are... scc1zbyy24102102 9 Grammar Focus 提示: 每次语法都要让学生先思考，发现规律，不要直接呈现哦 表示名词之间的所属关系，译为“......的” 1. 单数名词所有格【’s所有格】 Tom's room parents’ room 2. 复数名词所有格【s’】 汤姆的房间 父母的房间 Can you translate? What rule can you find? How to express? Tom and Jim’s room Tom’s and Jim’s rooms 汤姆和吉姆的房间 汤姆的房间 和 吉姆的房间 Can you find the rule? 3. 表示共同拥有时，只需要在最后一个名词+’s，各自拥有都要+’s，并变为复数。 206 Tom/Jim 206 Tom 207 Jim Let’s summarize. 语法小课堂2： 名词所有格表示一种____________。 一般规则：通常词尾加个_________， s结尾只加____________。 特殊规则：两人共有__________加，两人各有___________加。 所属关系 ’s ’ 最后 各自 3b Complete the sentences with the correct possessive form(’s) of the words in brackets. This is (Kate) cat. It likes fish very much. This is (Ella and Emma) classroom. They love their big and clean classroom. These are my little ______ (brothers) balls. They play with them in the playground every day. A: Whose caps are these? B: They're my (grandparents). They like wearing caps. 5. A: Whose schoolbag is this? B: It's (Teng Fei). He likes the colour blue. 所有格形式 Kate’s Ella and Emma’s 共同所有 brothers’ grandparents’ Teng Fei’s makes has is likes talk play look Why can they have a lot of fun? What can they do together? 助记口诀I用am,you用are,is 连着他她它;实义动词很好变;若遇三单就变脸。 scc1zbyy24102208 13 3c Complete the passage with the correct forms of the verbs in the box. I have a brother and a sister. My brother is tall, and he _______ short hair. He is really funny, and he often _________ us laugh. My sister ________ very different. She is short, and she has long brown hair. She is a quiet girl. She really _______ reading. I’m not tall or short. I don’t _______ or read much. But I _______ the violin really well. I also like playing tennis. We _______ all different, but we have a lot of fun together. be like look make play talk have has makes looks likes talk play are 意为“使我发笑” make sb +动词原形 使/让某人... 他经常把他妹妹弄哭. He often makes his sister cry. like doing/to do sth 喜欢做某事 他喜欢打篮球. He likes playing basketball. play the+乐器(加定冠词the) play the guitar /drums/piano play +球类名词(不加冠词) play basketball/soccer 补充:play chess 下象棋 have fun=have a good time 玩得开学 a lot of=lots of 许多(可数/不可数名词) Sb+be动词+描述人物外貌特征的形容词.某人…… 此句型常用来描述某人的外貌特征 appearance personality hobby Beginning: Topic sentence Linking sentence Ending 身高：be+ tall/short... 发型：have tall/short...hair scc1zbyy24102208 15 Language points 1. They like wearing caps.他们喜欢戴帽子。 He likes the colour blue.他喜欢蓝色。 【用法详解】 like表示喜欢，后面+名词或者+doing sth I like reading books. 我喜欢看书。 My father likes apples. =My father likes eating apples.我爸爸喜欢苹果/吃苹果。 Exercise-用动词的适当形式填空 1. We often _______ (play) on the playground. 2.  He ______ (get) up at six o’clock. 3.  _____ you _________ (brush) your teeth every morning? 4. Danny ________(study) English, Chinese, Maths, Science and Art at school. 5.  —___________ Alan have an apple? —Yes, he____________. Do gets brush studies Does does play Write the third-person singular forms! write__________ watch_________ teach__________ study__________ fly___________ go____________ do____________ have__________ work_________ see___________ live___________ pass___________ fix___________ brush__________ cry___________ try____________ carry_________ wish___________ relax__________ catch__________ miss__________ hurry__________ say___________ worry__________ begin_________ kiss___________ learn__________ pick__________ writes watches teaches studies flies goes does has works sees lives passes fixes brushes cries tries carries wishes relaxes catches misses hurries says worries begins kisses learns picks Homework 1. Read the sentences in 3a on Page 31. 2. Review the simple present tense and possessive case of nouns and finish the exercises for this lesson. $$