Unit 3 Keep Fit Section A Grammar Focus课件 2025-2026学年人教版七年级英语下册

该初中英语课件聚焦“物主代词（形容词性与名词性）”及“频度副词”核心语法点，通过运动物品归属对话（如“Is this your basketball? Yes, it’s mine”）导入，结合表格对比、例句改写等学习支架，衔接词汇理解与语法运用。 其亮点在于情境化任务设计（如“帮Sarah和Tom找物品主人”对话填空）与分层实践，以语言能力培养为核心，通过规则归纳（如“形容词性物主代词+名词=名词性物主代词”）提升思维品质，分层作业（复习语法与拍摄健身视频）促进学习能力，助力学生内化语法并应用于真实交流，教师可借任务活动增强课堂互动。

Keep Fit Unit 3 Section A Grammar Focus Learning objectives 1. master the key words and some phrases； 2. know the usage of “possessive pronouns”； In this lesson, we will be able to: Are these our jump ropes? No, they’re not _____. They belong to Tom and Jerry. They’re ______. ours theirs Think and Say Read the sentences. What do the pronouns in bold refer to? Is this baseball glove yours? Yes, that’s mine. Thank you. I think it’s Han Lin’s. His has “HL” on it. No, it’s not hers. She seldom plays ping-pong. No, they’re not ours. They’re theirs. These pronouns refer to the ownership of something. 表示所有关系（某物属于某人） 句中出现的这些代词叫名词性物主代词。 Yes, I do. Do you like sport? An activity Talk about sport. Tom, is this your basketball? Yes, it’s mine. It’s my basketball. 物主代词 表示所有关系的代词叫物主代词。 形容词性物主代词 名词性物主代词 my your his / her/ its our / your / their mine yours his / hers/ its ours / yours / theirs 形容词性物主代词 形容词性物主代词起形容词的作用，后面一定要跟一个名词。 my watch your book her mum his cousin our school 名词性物主代词 名词性物主代词本身就可以看作是名词，其后不能再加名词，要单独使用。 My bag is yellow, hers is red, his is blue, and yours is pink. The red bike is yours and the blue one is mine. Tom, is this your baseball bat? No, it’s hers. It’s her baseball bat. Purpose: 通过对话来理解代词所指代的对象。 Is this your baseball bat? No, it’s not mine. It’s hers. Is this your basketball? Yes, it’s mine. It’s my basketball. Is this your tennis ball? No, it’s his. It’s his tennis ball. Are these their soccer balls? Yes, they’re theirs. What rules can you find? 形容词性物主代词+名词=名词性物主代词 This is her toy. = This toy is hers. These are not our books. = These books are not ours. Look at our classroom. It’s big and bright. = The big and bright classroom ________. Their desks are clean and tidy. = These clean and tidy desks ________. is ours are theirs Sometimes I have eggs and beans. 有时我吃鸡蛋和豆子。 I seldom / hardly ever see my friend Lucy now. 我现在很少见到我的朋友露西。 A kind word is never lost. 良言一句三冬暖。 Read the sentences. Decide what the pronouns in red refer to. Is this baseball glove yours? Yes, that’s mine. Thank you. Whose badminton racket is this? I think it’s Han Lin’s. His has “HL” on it. my baseball glove Han Lin’s badminton racket Possessive pronouns What do you know about possessive pronouns? 物主代词是表示所有关系的代词。 总是，一直 通常 常常 有时 几乎不 从不 never hardly sometimes often usually always 0% 5% 20% 50% 80% 100% 频率副词 Read the sentences. Learn about the adverbs of frequency. 频率副词 Read the sentences. Learn about the adverbs of frequency. ②表示具体的频率时，通常用once a week (一周一次)、twice a month (一个月两次)、 three times a year (一年三次)等，此类频率短语一般位于句尾。 eg: I use the Internet twice a week. 我一周使用两次互联网。 Li Ming and his parents go to the park three or four times a month. 李明和他的父母一个月去公园三四次。 频度副词的种类 2 频率副词 Read the sentences. Learn about the adverbs of frequency. 频度副词的位置 3 1. 在be动词之后 She is always late. 她总是迟到。 2. 在助动词，情态动词之后 I will never forget you. 我永远不会忘记你。 3. 在实义动词之前 We often have breakfast together. 我们经常一起吃早饭。 但是sometimes位置比较灵活，可放在句首或句末。 频率副词 Read the sentences. Learn about the adverbs of frequency. 频度副词的提问 4 对频度副词进行提问常用how often，表示“多久一次”。 eg：—How often does he come here？他多久来一次这里？ —Once a week.一周一次。 【特别提醒】how many times意为“多少次”，对次数进行提问。答语常为“Once./ Twice./基数词（大于2）+times.” (1)形容词性物主代词起形容词的作用，用在名词前。例如： —Is this your football? —这是你的足球吗? —Are my crayons there too? —我的蜡笔也在那里吗? Possessive pronouns ➯ 物主代词是表示所有关系的代词、分为形容词性物主代词和名词性物主代词两种。 —Yes, it is. —是的，是我的足球。 —Yes, there they are. —是的，在那里。 (2)名词性物主代词相当于名词，不能用于名词前，说话时要加重语气。例如: A: Is this your pen? B: No, it isn’t. The blue pen is mine. A: There is a ping-pong bat here. Is it yours? 这里有一把乒乓球拍。是你的吗？ B: No, it isn’t mine. Is it Ella’s? C: No, hers is at home. 这是你的钢笔吗？ 不，不是。那支蓝色钢笔是我的。 不，它不是我的。是埃拉的吗？ 不，她的球拍在家。 让我们一起总结一下英语中的物主代词： 人称 物主代词 形容词性 名词性 第一人称 单数：我的 复数：我们的 第二人称 单数：你的 复数：你们的 my mine our ours your yours 一. 仿照例子，改写句子。 例：He does his homework at school. (usually) He usually does his homework at school. 1. My grandmother goes to bed before nine o’clock. (seldom) __________________________________________________ 2. I eat bread in the morning. (never) __________________________________________________ 3. They read books in the library. (often) ___________________________________________________ My grandmother seldom goes to bed before nine o’clock. I never eat bread in the morning. They often read books in the library. / ... 4. Kate plays ping-pong with her friends. (always) ___________________________________________________ 5. When does your father have lunch? (usually) ____________________________________________________ 例：He does his homework at school. (usually) He usually does his homework at school. Kate always plays ping-pong with her friends. When does your father usually have lunch? 二. 将下列汉语句子翻译成英语。 1. Peter从来不在河(river)里游泳。 _________________________________________________ 2. 王娜总是帮助我学中文。 _________________________________________________ 3. Eric和Tom经常星期天在家。 _________________________________________________ 4. Jane通常在周日下午打篮球。 _________________________________________________ 5. 你妈妈多久购物一次？ _________________________________________________ Peter never swims in the river. Wang Na always helps me with my Chinese. Eric and Tom are often at home on Sunday. / ... Jane usually plays basketball on Sunday afternoon. How often does your mom go shopping / do some shopping? Complete the sentences and help Sarah and Tom find the owners. These are footballs. Those footballs aren’t . (their) The volleyball is . name is on it. (your) That is jump rope. This isn’t .(her) are over there. These are not exercise mats.(our) This is not baseball glove. That one is .(his) Look! The tennis racket is and tennis ball is here, too. (my) their theirs yours Your her hers Ours our his his mine my 解题技巧：Complete the answers by judging if there is a noun after the blanks. 通过判断空后有无名词 I can 理解并正确运用形容词性物主代词和名词性物主代词。 识别并正确使用频度副词(always, usually, often, sometimes, seldom, hardly ever, never )。 运用所学语法结构进行关于运动和锻炼频率的交流。 人称 物主代词 形容词性 名词性 第 三 人 称 单数 他的 她的 它的 复数：他们的/她们的/ 它们的 his his her hers its its their theirs Complete the conversations with the correct pronouns. 3b 1. A: Dad, where are my tennis shoes? And Tom’s? B: Yours are right here. _____ are over there. 2. A: Whose badminton racket is that? It looks just like mine! B: It’s Sarah’s. It’s not _______! 3. A: Who does this T-shirt belong to? Is it yours? B: Yes, it’s _______. Thanks! 4. A: Are these our baseballs? B: No, they’re not ______. They belong to Emma and Ella. They’re _______. His yours mine ours theirs 用形容词性物主代词和名词性物主代词以及频度副词各造三个句子。 。 总结形容词性物主代词和名词性物主代词的用法，频度副词的用法和顺序。 Must do: Review the grammar rules. Choose to do: Shoot a short video about how your group members keep fit and send it to school newspaper. null 3168.0 $