Unit 2 Section A Grammar Focus 课件2026-2027学年冀教版英语七年级上册

Unit 2 We’re Family Grammar Focus 学习目标 通过本节课学习，学生能够： 1.归纳动词一般现在时第三人称单数的变化规则，识别名词所有格（'s）的构成规则（学习理解） 2.模仿范例句型（Do/Does...? Whose...?），就教材提供的家庭话题进行简单问答。（应用实践） 3.运用所有格和动词三单描述真实家庭成员的个人情况和爱好等。（迁移创新） Review: Family member Thing Activity Teng Fei ping-pong bat play ping-pong Grandpa Father Mother black ping-pong bat play ping-pong fishing rods fish piano play the piano What do you know about Teng Fei’s family? Review Let’s work in pairs and talk about the things of your family. Then make a report! These ping-pong bats are nice. Whose are they / these? It’s / This is .../ They are ... ’s. The black one is ...’s. Do you often play...? Yes, we play every week. Does he / she play...? Yes, he / she does. My grandpa loves sport. He spends a lot of time fishing. She can play it really well. activities things names How do we tell more about what our family members are like? Report Sample: This is my family tree. These are ... .This is ... . The ... is ...’s. He loves sport. These ... are ...’s. He spends a lot of time ...ing. It’s ...’s ... . She can play it really well. We really enjoy life! 助动词 do does 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 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. Whose piano is this? It’s my mother’s. Fing out the possessive form (’s) 名词所有格表示一种_________。 一般翻译为__________。 所属关系 “......的” 基本形式=A’s B B是A的所有物 中文理解=A的B It’s Teng Fei’s home. It’s his parent’s home. It’s his grandparents’ home. Observe（观察）and find What do you find in the circled parts? sb.’s, sb.s’ the possessive (所有格) 名词所有格（-’s）的构成规则 Peter Teng Fei Ella _____ ball __________ book _______ shoes Peter’s Teng Fei’s Ella’s 一般在单数人名或名词词尾加’s 有何规则？ Peter Ella ______________ mom ______________ moms Peter and Ella’s Helen’s and Emma’s 两者共同拥有：最后一个名词加’s Helen Emma 两者各自拥有：两个名词都加’s 名词所有格（-’s）的构成规则 有何规则？ 英语中的名词所有格---’s表示一种所属关系，意思是______，后面名词可省略。 名词所有格多用于有生命的名词。 the possessive (所有格) sb.’s, sb.s’ …的 Teng Fei’s his parent’s his grandparents’ Summary 单数名词 复数名词 直接+’s Teng Fei’s his parent’s his grandparents’ ①以-s结尾： 只+’ Children’s Day ②不以-s结尾： 直接+’s Teng Fei and his grandfather's ping-pong ball. Teng Fei's and his grandfather's ping-pong bats. Observe（观察）and find What do you find in the circled parts? A and B’s 表示共同拥有 A’s and B’s 表示各自拥有 the cats the girls the dogs _______ mother _______ ice-cream _______ ball the cats’ the girls’ the dogs’ 以-s结尾的复数名词词尾加 ’ 有何规则？ 名词所有格（- s’）的构成规则 名词所有格 of 所有格 ’s 所有格 Attention: ’s所有格有时可与of所有格互换 互换 这个女孩的名字 the girl’s name =the name of the girl 名词所有格 双重所有格 用来表示整体中的一部分 我的一个朋友 (表示我众多朋友中的一个) a friend of mine 弗兰克的一个篮球 (表示他众多篮球中的一个) a basketball of Frank’s 构成: 名词 + of + 名物代 名词 + of + ’s所有格 名词性物主代词 ’s所有格 3b. 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 _____________(brothers) balls, They play with them in the playground every day. 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. Kate’s Peter and Emma’s brothers’ grandparents’ Teng Fei’s 名词所有格 Watch my friend’s video and think about the question in it. I dance, you dance, he dances. Why? 哪些是第三人称单数？ my father his parents they she Peter everyone your pencil he and I I it we the boys his dog money Ms Wang he your teachers water Attention! 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. 第三人称 复数 第三人称 单数 第三人称 复数 第三人称 单数 第二人称 单数 第一人称 单数 第三人称 单数 第三人称 单数 第三人称 单数 第三人称 单数 Are there any rules? 3a. Read the sentences. How do the verb forms change with the subjects? 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. 动词形式 主语 Why are they different? 20 Attention! Rule 1. 当主语为第一人称、第二人称、第三人称复数时, 谓语动词用原形。 Rule 2. 当主语为第三人称单数时, 谓语动词用第三人称单数形式。 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. Rule 3. 当句式不是肯定句，是否定句或者疑问句时，谓语动词会出现助动词do的形式。 肯定句 一般疑问句 特殊疑问句 否定句 3a. Read the sentences. How do the verb forms change with the subjects? 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. Underline(画线) the subjects(主语). 当句中谓语动词是实义动词，谓语动词的形式随主语的变化而变化。 （主谓一致） 实义动词是有实际意义的动词，用于表示行为、动作。 Grammar Focus have-has spend-spends 为什么会有这样的变化呢？ 当句中谓语动词是实义动词，谓语动词的形式随主语的变化而变化。 什么是实义动词？ 实义动词是有实际意义的动词，也被称为行为动词，用于表示行为、动作。实义动词可以分为及物动词和不及物动词。及物动词可以直接加宾语，而不及物动词不能。 谓语动词如何变化？ 谓语动词的形式随句子主语的变化而变化。 （主谓一致） 在一般现在时中，当句子的主语是第三人称单数时，谓语动词要也要用第三人称单数的形式(简称三单)。 主语为第三人称单数的情况---当主语是： he/ she/ it 单数形式 不可数名词 （主谓一致） 否定句：主语 + don’t / doesn’t+ 动词原形 +其他. 肯定句：主语 + 动词原形 /动词第三人称单数+ 其他. 一般疑问句：Do / Does+ 主语 + 动词原形 +其他? 肯定回答：Yes，主语 + do / does. 否定回答：No，主语 + don’t / doesn’t. 特殊疑问句：疑问词 + do / does+ 主语 +动词原形 + 其他? Grammar Focus Attention! 动词的第三人称变化规则 变化规则 例词 读法 一般情况下直接加-s see→sees; talk→talks read→reads; get→gets (1) 在清辅音后读/s/; (2) 在浊辅音和元音后读 /z/; (3) 在/s/、/z/、/ʃ/、/tʃ/、/dʒ/等后读/ɪz/ 以“s,x,ch,sh”结尾的动词加-es teach→teaches; fix→fixes wash→washes; guess→guesses 部分“o”结尾的动词加-es go→goes; do→does 以辅音字母加“y”结尾的，要先变“y”为“i”，再加-es， study→studies; fly→flies 以元音字母加“y”结尾的，直接加-s play→plays; say→says 不规则变化 have→has; be→is 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 3a. Read the sentences. How do the verb forms change with the subjects? 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. 助动词+动词原形！ s 28 Presentation 2 Let’s learn about negative sentences(否定句). 人称 单数 否定句 复数 否定句 第一人称 I 我 don’t read books we 我们 don’t read books 第二人称 you 你 don’t read books you 你们 don’t read books 第三人称 he 他 doesn’t read books they 他们 don’t read books she 她 doesn’t read books 她们 don’t read books it 它 doesn’t read books 它们 don’t read books 单三主语 Tom’s mother doesn’t read books 复数主语 My parents don’t read books do not=don’t does not =doesn’t 否定后，动词要恢复原形！ 结构：主语( 除第三人称单数外)+do not+行为动词原形+其他. 主语(第三人称单数)+does not+行为动词原形+其他. 助动词 do does 助动词可帮助含有实义动词的句子构成否定与以及疑问句。 肯定句: I like math. 否定句: I ____ ____ math. 一般疑问句: ___ ____ like math? don’t like Do you ---Yes, I do./ No, I don’t. 肯定句: He likes math. 否定句: He _____ _____ math. 一般疑问句: ___ ____ like math? doesn’t like Does he ---Yes, he does./ No, he doesn’t. do (否定) don’t=do not does(否定) doesn’t = does not 助动词引导的一般疑问句结构： Do /Does +主语+ V原？ ---Yes, 主语 do/ does. ---No, 主语 don’t/ doesn’t. 30 Presentation Let’s learn about special questions.(特殊疑问句). 结构：特殊疑问词+be动词形式+主语+其他？ 特殊疑问词+do/does+主语+动词原形+其他？ 特殊疑问词(作主语)+谓语(行为动词)+其他? 注意红色的部分! 特殊疑问句 回答 What’s your favorite animal on the earth? My favorite animal is panda on the earth. Where do you live? I live in Beijing. How does he feel today? He feels happy. How many books does Tom have? He has ten books. Which season does your mother like best? She likes summer best. What makes you so happy? Passing the exam. Who loves animals most? Mary. 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 play are talk likes looks 有趣的 make sb. do 让某人做某事 不同的 not …or … 既不…也不… 拉小提琴 like+doing喜欢… 玩得很开心 Tip(小提示)：Cicle the subject first 圈出句子主语，判断主语是否属于三单 Draw a thinking map about your family member. Work in pairs to ask and answer questions about each other’s family. 3d an example Does your mother like music? Do you have any sisters or brothers? Does your father play any sport? ... Then make a introduction. The following words may help you. Looks Personality Hobby tall, short, strong, slim, thin kind, friendly, nice, quiet, funny reading running drawing cooking singing I have a brother/sister. He/She is... 34 Fill in the blanks ---用所给单词的适当形式填空。 . 1.My sister 　 　 (not have) a soccer ball.  2.Bruce only 　 　 (watch) sports on TV！  3.Michae 　　 (have) a computer.  4.Let’s 　 　 (go) to play soccer.  5.Does your father 　 　 (play) sports every day？ 6.Where 　　 (do) you usually put your books？  7.The man over there is　 　 (Lily and Lucy) father. 8.The fishing rod is my　 　 (father).He likes fishing.  doesn’t have watches has go play do Lily and Lucy’s father’s Choose the correct answer. 1. Today is September 10th, It’s Day. A. Teacher B. Teacher’s C. Teachers’ D. Teacher’ 2. It’s June lst, it’s Day. A. Childrens B. Children’s C. Childrens’ D.Childrens’s 3. This year, is on May 9th. A. My mother’s birthday B. My mothers’ brithday C. My mothers birthday D. My mothers’s brithday 1. I have a sister. （一般疑问句） ____________________ 2. He speak Chinese. （否定句） ______________________ 3. She is a teacher in a middle school. （否定句） _______________________________ 4. Maria comes from England. （一般疑问句） __________________________ 4. They help me a lot. （否定句） ______________________ 5. My brother likes blue. （一般疑问句） ________________________ 7. These animals are very cute. （一般疑问句） ________________________ Do you have a sister? He doesn’t speak Chinese. Does Maria come from England? Do they help you a lot? Does your brother like blue? 注意：部分转换需要人称变化 Are these animals very cute? 句型转换。 She isn’t a teacher in a middle school. 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 Thank you! · 如何打造强大的亲子关系 · Lavf58.45.100 Bilibili VXCode Swarm Transcoder v0.7.3 Lavf58.45.100 Packed by Bilibili XCoder v2.0.2 $