Unit 7 A Good Read Section A 4a-4d Grammar课件 2025-2026学年人教版八年级英语下册

该初中英语课件聚焦现在完成时的构成、用法、标志词及与一般过去时的对比，通过Review复习阅读词汇，Lead in对话创设语境引入语法，Read and think 4a分析例句归纳结构，构建从词汇铺垫到语境感知再到规则总结的学习支架。 其亮点在于融合语言能力与思维品质培养，4b对话练习标志词、4c短文对比两种时态提升语言运用，4d小组采访活动让学生用现在完成时交流阅读经历，既巩固语法又激发阅读兴趣。资料结构清晰，助力学生实践掌握语法，为教师提供系统资源，提升教学效率。

Unit 7 A Good Read (新人教)英语 八年级下册 Grammar Focus (4a-4d) Learning Objectives 理解现在完成时的表意功能，总结和归纳现在完成时不同句式的构成，掌握现在完成时助动词 have/has 与不同人称代词及否定词 not 的缩略形式； 识别并恰当使用现在完成时的标志性副词 ever、never、already、just 和 yet； 在语境中正确使用现在完成时，通过与一般现在时和一般过去时的对比，深入理解并掌握现在完成时的用法; 在完成语法练习的同时了解更多文学名著，体会阅读的意义，并通过调查同学的阅读经历互相激励，激发阅读的动力。 通过本课时学习，我能够： Review 中文 英文 中文 英文 一本好书 历史小说 主角; 主要人物 迫使某人做某事 选定; 就…做出决定 被惩罚 科幻小说 充满…;满是… 听说; 得知 奇幻经典 尝试一下 迷路 奇幻小说 与B比,更喜欢A 读书报告 发现某物… 成长 你曾经做过...吗? a good read main character decide on science fiction novels hear of give it a try fantasy novels book report grow up force sb. to do sth. be punished be full of historical fiction novels fantasy classic get lost prefer A to B find it + adj. Have you ever done sth? Lead in Fu Xing: ______ you ________ on a book for your report, Peter? Peter: Yes, I _________. A: ______ Peter _______ heard of this book? B: No, he’s _________ heard of it. A: ________ Chen Jie ________ this book yet? B: No, but she’s _______ borrowed it from the library. Peter: What _________ you read recently? Fu Xing: I’ve _______ finished Alice’s Adventures in Wonderland. Have decided have Has ever never Has read already have just present perfect tense Read and think Read the sentences and underline the present perfect forms of the verbs. 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. I’ve = I have She’s = She has haven’t = have not hasn’t = has not What do they have in common? “助动词have/has+过去分词” 现在完成时的构成： the same structure Let's learn “助动词have/has+过去分词” 现在完成时的构成： 现在完成时的用法： 表示过去发生或已经完成的动作对现在造成的影响或结果。 表示从过去开始并持续到现在的动作或状态，常与包括现在在内的一段时间的状语连用。 The classroom is so clean, who has cleaned it? We have learned English for 6 years. 肯定句：主语 + have/has + 过去分词 + 其他. 否定句：主语 + have/has + not + 过去分词 + 其他. 一般疑问句：Have/Has + 主语 + 过去分词 + 其他？ 特殊疑问句：疑问词 + have/has + 主语 + 过去分词 + 其他？ 现在完成时的句型转换： ( haven’t/ hasn’t ) (--Yes, 主 + have/ has. No, 主+ haven’t/ hasn’t. ) P107 Let's learn Complete the table and find the rules for past participles. Base form （原形） Past form （过去式） Past participle （过去分词） Rule（规则） finish/ borrow finished/ borrowed finished/ borrowed 一般情况，直接加 -ed live/ decide lived/ decided lived/ decided 以不发音的e结尾，加-d try/ study tried/ studied tried/ studied 以辅音字母+y结尾，变y为i stop/ plan stopped/ planned stopped/ planned 以重读闭音节结尾，且末尾只有一个辅音字母：双写末尾辅音字母，再加-ed regular Let's learn Read the table and find the rules for past participles. 不规则动词 cut - cut - cut, put - put -put, read - read - read AAA型 have—had—had, meet - met - met, keep - kept - kept ABB型 run - ran - run, come - came - come, become - became - become ABA型 go - went - gone, see - saw -seen, swim - swam - swum ABC型 irregular Read and think Read the sentences and pay attention to the meanings of the bold words. 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. 现在完成时标志词 ever yet “曾经” 疑问句 never already just “还, 尚未(否); 已经(疑)” 否定句/疑问句 句末 “从未” (含否定意味) “已经” 肯定句 “刚刚” 肯定句 Practice Complete the conversations with ever, never, just, already, or yet. 4b 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! ever never already/ just yet already never just hear of 听说, 得知 从中学到很多 recommend sb. sth.= recommend sth. to sb. Complete the passage with the simple past or present perfect forms of the verbs in brackets. Practice 4c 现在完成时 一般过去时 用法 标志词 只表示过去的动作或状态，与现在无关 表示过去发生的某一动作对现在造成的影响或结果，强调的是现在的情况 常和already, yet, never, ever, just, so far, since, for等连用 常和yesterday, last week, just now, two days ago等具体的表示过去的时间状语连用 现在完成时 & 一般过去时 Complete the passage with the simple past or present perfect forms of the verbs in brackets. Practice 4c _______ 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! Have tried decided began have read have taught have allowed knew realized 在...的开始 在过去 到目前为止 有点, 稍微 Interview your classmates and find out who has done these activities. Group work 4d Activity Name ________ Name ________ Name ________  read all four Chinese literary classics  read a book in a different language  read a book with more than 500 pages  watched a movie based on a novel  read a book more than twice  joined a reading club S1 S2 S3 中国四大文学经典/四大名著 以…为基础/根据 ---- Have you (ever) read/ watched/ joined... ? ---- Yes, I have. / No, I haven’t. Interview your classmates and find out who has done these activities. Group work 4d In my group, ... and ... have read all four Chinese literary classics, but ... ... In my opinion, ... and ... are good readers. 过去分词变化规则 过去动作对现在的影响 过去持续到现在的动作 have/ has +过去分词 用法 与一般过去时的区别 构成 句型结构 标志词: already、yet、just、ever、never 现在完成时 规则变化：ed /d /辅+y变ied /双写+ed 不规则变化：AAA/ ABB / ABA/ ABC 肯定句：主语 + have/has + 过去分词 + 其他. 否定句：主语 + have/has + not + 过去分词 + 其他. 一般疑问句：Have/Has + 主语 + 过去分词 + 其他？ 特殊疑问句：疑问词 + have/has + 主语 + 过去分词 + 其他？ 一般过去时：只表示过去的动作或状态，与现在无关 现在完成时：过去动作对现在造成的影响或结果 Summary Exercise 用所给动词的适当形式填空（现在完成时/一般过去时） 1. He __________________ (just finish) reading the novel. 2. ___________ you ever ___________ (read) a classic book? 3. She _____________________ (already borrow) the book from the library. 4. I _____________ (never see) this kind of book before. 5. They ___________ (go) to the library yesterday. 6. ___________ you ___________ (decide) on a book yet? 7. My mother ___________ (read) this book last month. 8. He ___________ (not hear) of this book before. has just finished Have read has already borrowed have never seen went Have decided read hasn’t heard Exercise 用 already/ yet/ never/ ever/ just 填空，注意位置和句式。 1. Have you ___________ tried to read books from other countries? 2. I’ve ___________ finished my homework. Let’s go to the library. 3. She hasn’t chosen a book for her report ___________. 4. He has ___________ heard of this famous writer. It’s new to him. 5. They have ___________ borrowed the books, so we need to wait. 6. —Have you ___________ read The Old Man and the Sea? —No, I’ve ___________ read it. I want to read it soon. 7. I’ve ___________ finished reading the story. It’s very moving. just/already yet never already ever never just ever Homework Must do： Choose to do： 1. Summarize the grammar knowledge of the present perfect tense. 2. Use the present perfect tense to make five sentences about the reading experience in the past month. Make a poster to introduce a book you’ve just finished reading, including its content and your feelings. THANK YOU $