Unit 7 Section A 4a-4d 课件 2025-2026学年人教版英语八年级下册

该初中英语课件聚焦现在完成时，从Section A阅读话题导入，通过时态对比表格、结构解析、用法归纳搭建学习支架，衔接时间状语辨析与一般过去时对比，形成从形式到应用的完整知识链。 其亮点在于融合语言能力与思维品质培养，通过4a对话表格归纳ever/never等用法，4c语篇填空整合时态，采访活动强化实际运用。采用情境化与规则辨析结合的教学方法，助力学生提升时态运用能力，也为教师提供系统教学资源。

Section A What great books have you read? Section A (4a-4d) 现在完成时 形式 原型 一般过去时 一般将来时 现在完成时 do did will do have/has done have/has done 助动词 _ 实际意义 没有 过去分词 _ 过去式 怎么变: _ ≠ 形式上规则变化:同过去式 不规则变化:P137 现在完成时 形式 原型 一般过去时 一般将来时 现在完成时 do did will do have/has done have/has done 否定形式: have not done =haven’t has not done =hasn’t 疑问形式: 把_提前 并注意_ 助动词have/has 人称变化 Practice: I have finished my homework. 否: 疑: I haven’t finished my homework. Have you finished your homework? 说文解字:现在完成时 用法 影响性 现在 影响或结果 1. _的动作对_造成的_. 时间立足点 从现在来看 现在 过去发生或已经完成 2. 动作从过去持续到_, 并可能一直持续下去。 与现在有关联 持续性 U7用法 她之后会去读这本书 言外之意 你最近读了什么书? 现在完成时:过去发生或已经完成的动作对现在造成的影响或结果. 之后可能会讨论他所读的那本书 她已经从图书馆借来了这本书。 翻译 She‘s already borrowed the book from the library. What have you read recently? 与现在有关联 用法 看语境 have been to 曾经到过某地(去了回来了) have gone to 已经去某地(去了没回来) Practice: Helen _ Xi’an once. She wants to go there again. Helen _ Xi’an. She will be back in a week. has been to has gone to 翻译加粗的关键词 4a Have you decided on a book for your report? Yes, I have. /No, I haven’t. Has Peter ever heard of this book? No, he’s never heard of it. Has Chen Jie read this book yet? No, but she’s already borrowed it from the library. What have you read recently? I’ve just finished The Romance of the Three Kingdoms. 曾经 从未 已经 刚刚 最近 已经 Pay attention to the bold words and find the rules. 4a Have you decided on a book for your report? Yes, I have. /No, I haven’t. Has Peter ever heard of this book? No, he’s never heard of it. Has Chen Jie read this book yet? No, but she’s already borrowed it from the library. What have you read recently? I’ve just finished The Romance of the Three Kingdoms. ever 用法:用于 ,意为 “曾经”,放在过去分词之 。 例句:Have you ever been to Beijing? 你曾经去过北京吗? 疑问句 前 Pay attention to the bold words and find the rules. 4a Have you decided on a book for your report? Yes, I have. /No, I haven’t. Has Peter ever heard of this book? No, he’s never heard of it. Has Chen Jie read this book yet? No, but she’s already borrowed it from the library. What have you read recently? I’ve just finished The Romance of the Three Kingdoms. never 用法:用于肯定句表否定,意为 “从不、从未”,位于过去分词之 。 例句:I have never seen such a beautiful flower. 我从未见过这么漂亮的花。 前 have never done Pay attention to the bold words and find the rules. 4a Have you decided on a book for your report? Yes, I have. /No, I haven’t. Has Peter ever heard of this book? No, he’s never heard of it. Has Chen Jie read this book yet? No, but she’s already borrowed it from the library. What have you read recently? I’ve just finished The Romance of the Three Kingdoms. yet 用法:用于否定句和疑问句 ,否定句中意为“还,尚未”,疑问句中意为“已经”。 例句:Have you finished your homework yet? 你已经做完作业了吗? I haven’t done it yet. 我还没做。 句末 Pay attention to the bold words and find the rules. 4a Have you decided on a book for your report? Yes, I have. /No, I haven’t. Has Peter ever heard of this book? No, he’s never heard of it. Has Chen Jie read this book yet? No, but she’s already borrowed it from the library. What have you read recently? I’ve just finished The Romance of the Three Kingdoms. already 用法:用于 句,意为 “已经”,放 或句末。 例句:I have already cleaned my room. 我已经打扫完房间了。 肯定 句中 have already done Pay attention to the bold words and find the rules. 4a Have you decided on a book for your report? Yes, I have. /No, I haven’t. Has Peter ever heard of this book? No, he’s never heard of it. Has Chen Jie read this book yet? No, but she’s already borrowed it from the library. What have you read recently? I’ve just finished The Romance of the Three Kingdoms. just 用法:表示 “刚刚”,动作刚发生不久,放 。 例句:He has just come back. 他刚回来。 句中 have just done Complete the conversations with ever, never, just, already, or yet. 1. A: Have you _ heard of the book The Little Prince? B: No, I’ve _ heard of it. A: I’ve _ finished reading it. It’s such a simple story, but you can learn a lot from it! 2. A: Have you chosen a book for your book report _? B: Yes, I’ve chosen The Little Match Girl. It’s such a sad story, but I love it. I’ve _ started writing my report. 3. A: I’ve _ read a classic novel before. Could you recommend one? B: Well, I’ve _ finished Outlaws of the Marsh. It’s really good! A: Oh, thanks! Could I borrow it? B: Sure! 4b ever never already yet already never just 你曾经听说过《小王子》这本书吗? 不,我从未听说过它。 我已经读完它了。这是一个很简单的故事,但你能从中学到很多东西! 你为读书报告选好书了吗? 是的,我选了《卖火柴的小女孩》。这是一个很悲伤的故事,但我很喜欢它。 我已经开始写我的报告了。 我以前从未读过经典小说。你能推荐一本吗? 嗯,我刚刚读完了《水浒传》。它真的很棒! 哦,谢谢!我能借来看吗? 当然可以! 现在完成时与一般过去时的区别 做题: 核心区别:一般过去时强调过去 现在完成时强调_ 现在 最核心: 与现在有关系么? 有: 现在完成时 看语境 没有: 一般过去时 其他方法: 看关键词 现在完成时 U7: U8: 一般过去时 ever, never, already, yet, recently, just, before since从句, for从句, so far yesterday类 ago类 last类 in+过去年份 I _(finish) my homework yet, so I can’t go out. He _ just _(arrive) home. His bag is still on the floor. She never _(try) bungee jumping when she was young. She _ never _(try) bungee jumping. She wants to try it. I _ already _(tell) you the answer. Why don’t you remember it? I _ (eat) food this morning. I _(eat) food. I am full now. _ you ever _(try) sushi? It’s delicious. haven’t finished has arrived tried has tried have told ate have eaten Have tried 语境才是金标准,关键词只起辅助作用! _ you ever _ (try) to read books from different countries? At the start of this year, I _ (decide) to read books from as many countries as possible. I _ (begin) with The Adventures of Tom Sawyer. Now I _ already _ (read) twenty different books. These books _ (teach) me a lot about other cultures and societies, and they _ (allow) me to see the world differently. In the past, I only _ (know) the names of different countries, but now I understand them a little bit better. This experience has been amazing so far. I never _ (realize) how big our world really is! 4c Have tried decided began have read have taught have allowed knew realized Complete the passage with the simple past or present perfect forms of the verbs in brackets.用括号中动词的一般现在时或现在完成时完成短文。 你曾经尝试过阅读来自不同国家的书籍吗? 今年年初,我决定阅读尽可能多国家的书籍。 我从《汤姆 索亚历险记》开始读起。 现在我已经读完了二十本不同的书。 这些书让我学到了很多关于其他文化和社会的知识, 也让我能用不同的视角看待世界。 过去,我只知道不同国家的名字,但现在我对它们有了更深一点的了解。 到目前为止,这段经历都非常棒。 我以前从未意识到我们的世界竟然这么大! Interview your classmates and find out who has done these activities. read all four Chinese literary classics read a book in a different language read a book with more than 500 pages 4d 采访你的同学,看看谁做过这些事情。 读过四本中国文学经典 读了一本其他语言的书 读了一本500页以上的书 观看了一部根据小说改编的电影 一本书读了两遍以上 参加了一个读书俱乐部 watched a movie based on a novel read a book more than twice joined a reading club $