Unit 2 Lesson 3 Grammar Focus(3a-3d)（讲解课件）-【优翼·学练优】新教材2024-2025学年七年级英语上册同步备课（人教版2024）

Unit 2 We’re Family! Section A What is your family like? Grammar Focus(3a-3d) Learning Objectives In this lesson you will: 1. introduce your family members following the subject-verb agreement rules; 2. master the usage of auxiliary verbs “do” and “does”. 3. identify the ownership using -’s. Read about Linlin’s family and guess which sentence is correct. Lingling has a younger brother. Lingling have a younger brother. Linlin Her mom cook dinner for the family every day. Her mom cooks dinner for the family every day. Her dad always walk the dogs after dinner. Her dad always walks the dogs after dinner. Linlin and her brother like to play with the dogs very much. Linlin and her brother likes to play with the dogs very much. Linlin has a younger brother. Linlin have a younger brother. Her mother cooks dinner for the family every day. Her mother cook dinner for the family every day. Her father walks the dog after dinner every day. Her father walk the dog after dinner every day. Linlin and her brother like to play with the dog. Linlin and her brother likes to play with the dog. Why? 没有遵循主谓一致原则 注：请老师注意引导，PPT上只呈现关键点。 Read the sentences. Can you circle the subjects and the verbs? Teng Fei and his grandpa play ping-pong every week. Teng Fei’s grandpa 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. 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. Whose piano is this? It’s my mother’s. 注：请老师总结学生回答并板书，此处用板书比PPT呈现效果好。 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。 语法形式或意义是单数的主语，例如： He / She / It The apple / book The cat / dog / bird The boy / girl Teng Fei’s father Mr Smith / Ms Gao The girl goes to school by subway. Mr Li teaches us Chinese. The cat sleeps on the bed. Mr Smith comes from the US. 语法形式或意义是复数的主语，例如： We / They / You Students / Teachers These flowers / trees My parents / friends / classmates The children / kids The dogs / cats / birds We love our country. The birds fly over the tree. The students study very hard. My parents walk every morning. 谓语动词的复数形式一般用动词原形来表示。 谓语动词单数形式的书写规则 a. b. c. d. e. f. 通常在动词词尾加s works, writes, wants 以ch, sh, s, x或o结尾的词加es watches, teaches, pushes 动词辅音+y结尾，变y为i加es flies, cries, studies 助动词have的第三人称单数形式是has be动词的单数形式，在一般现在时和现在进行时中是is，过去时中是was 当主语为I时，be动词为am，过去时为was Fill in the blanks. 1. The cat _______ (sleep) on the couch. 2. The children _______ (have) their books open. 3. The car _______ (park) in the parking lot. 4. The birds _______ (fly) south every winter. 5. My dad _______ (have) a mountain bike. He spends a lot of time on cycling. sleeps have parks fly has Complete the passage with the correct forms of the verbs in the box. be like look make play talk have I have a brother and 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 very well. I also like playing tennis. We _____ all different, but we have a lot of fun together. has makes is likes talk play are 助动词do和does 助动词通常辅助主要动词表现时态、语态以及变成否定、疑问句结构等，它不能离开主要动词单独使用。 除了主语是第三人称单数时用does，其余人称都用do。 助动词do和does的用法 1. 助动词do和does帮助句子构成一般疑问句 Do your younger sisters have this book? Do they like dogs? Do you want some bread? Do you have a bike? Yes, they / we / I do. No, they / we / I don’t. 结构：Do / Does+主语+动词原形+其他？ Does Lucy like the blue bike? Does it rain a lot in your city? Does your brother like eating meat? Does your teacher give you homework every day? Yes, she / he / it does. No, she / he / it doesn’t. 2. 助动词do和does帮助句子构成否定句 结构：主语+don’t / doesn’t+动词原形 I like apples. I don’t like apples. She likes English. She doesn’t like English. I have some water. I don’t have any water. He does his homework. He doesn’t do his homework. Ask and answer questions about each other’s family. Pair Work Do you have any sisters or brothers? Does your father play any sport? Does your mother like music? ... Look at the pictures. What are these? tea set writing brush jump rope sissor A: Whose writing brush is it? B: It’s ___________. She’s learning calligraphy（书法）now. Linlin’s A: Is it Lingling’s jump rope? B: No, it isn’t. It’s her ________. He loves sports. brother’s A: Whose scissor is it? B: It’s _______________. She’s good at paper cutting. Linlin’s mom’s A: Whose tea set is it? B: It’s ____________________. They like drinking tea very much. Linlin’s grandparents’ 名词所有格 名词所有格是名词之间表示所有或所属关系的语法结构。它主要有两种形式：’s所有格和of所有格。 ’s表示有生命物的名词的所有格。s的读音和名词复数加s的读音基本相同。 ‘s所有格 1. 单数名词词尾加’s，复数名词词尾如果没有s，也要加’s。 Peter’s home Tom’s cap Mary’s nose women’s smile children’s schoolbags 2. 名词已有复数词尾s，词尾加’即可。 your parents’ room the kids’ schoolbags the students’ desks the teachers’ reading-room ※ 注意区分 一个人的一件东西 多个人的多件东西 the boy’s jacket the boys’ jackets my parent’s car the parents’ cars my boss’s hat my bosses’ hats the woman’s dress the women’s dresses the child’s toy the children’s toys 3. 表示各自拥有时每个名词的词尾都要加’s。 Ella’s and Emma’s rooms Lily’s and Jack’s notebooks the cat’s and dog’s food bowls my sister’s and brother’s smartphones 4. 表示共同拥有时，只需在最后一个名词词尾加’s。 Ella and Emma’s room Tim and Tina’s parents the cat and dog’s food bowl my sister and brother’s computer 5. 表示无生命物的所有关系多用“of+名词”结构。 the title of the novel the window of the house the end of the road the subject of the sentence Complete the sentences with the correct possessive form (’s) of the words in brackets. 1. This is ______ (Kate) cat. It likes fish very much. 2. This is ______________ (Peter and Emma) classroom. They love their big and clean classroom. 3. These are my little _______ (brother) balls. They play with them in the playground every day. Kate’s Peter and Emma’s brothers’ 4. 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. grandparents’ Teng Fei’s Activity: My Family Mini Book Step 1: On your paper, write three sentences for each of your family members. Step 2: Take your paper home. Find photos of your family members. Glue the photos to what you wrote and make a mini book. E.g. My mom enjoys gardening. She plants flowers in her free time. Her garden is colorful and nice. Step 3: Bring your mini book to the class and share with your classmates. Reflecting How well can you do these things? Very well OK Needs work 1. I introduce your family members following the subject-verb agreement rules 2. I know how to use do and does. 3. I can identify ownership using -’s. 本文件著作权为创作公司所有, 仅限于教师教学及其他非商业性和非盈利性用途。如发现盗用、转卖、网络传播等侵权行为, 本公司将依法追究其相应法律责任。 部分素材选自网络, 如有争议, 请联系删改。 声 明 $$