Unit 7 Lesson 4 Section A (4a-4d) （讲解课件）-【优翼·学练优】2025-2026学年八年级英语下册同步备课（人教版）

该初中英语课件聚焦现在完成时的结构、用法及与一般过去时的区别，通过Free Talk分享《西游记》阅读经历导入，结合例句总结语法结构，搭建从情境感知到规则归纳的学习支架。 其亮点在于融合语言能力与文化意识，以中国经典文学（如《西游记》《三国演义》）为情境载体，通过对比辨析提升思维品质。练习（4a-4c）与访谈活动促进语言运用，助力学生掌握语法并增强文化认同，为教师提供系统教学资源。

Unit 7 Good Read Section A What great books have you read? (4a-4d) Learning Objectives 1. master the structure and usage of present perfect tense. 2. differentiate between simple past tense and present perfect tense. 3. apply the target grammar in real-life situations. In this lesson you will: Free Talk Look, everyone! I've just finished the chapter about the Monkey King making havoc in heaven. It's so exciting! In fact, I've already read this story many times. But I have never read the entire book in English. Has anyone ever read the book or watched its TV drama or cartoon? What other Chinese classics have you already read? I've just finished the chapter about the Monkey King making havoc in heaven. I have never read the entire book in English. I’ve=I have I've already read this story many times. Has anyone ever read the book or watched its TV drama or cartoon? What other Chinese classics have you already read? What structure do all these sentences contain? have/has+动词的过去分词 Present Perfect tense（现在完成时） Read the sentences and underline the present perfect forms of the verbs. Pay attention to the meanings of the bold words. 4a 规则动词的过去分词和过去式构成相同。 现在完成时不规则动词变化（部分） 现在式 过去式 过去分词 bring brought buy bought bought catch caught feel felt choose chose chosen find found found read read meet met met brought caught felt read [red] [red] say said said 现在式 过去式 过去分词 be was/were been become became become begin began begun break broke broken choose chose chosen come came come drink drank drunk drive drove driven fly flew flown give gave given 标志词 常用句型 含义与功能 ever never yet already just 疑问句 肯定句 疑问句/否定句 肯定句 肯定句 曾经，询问经历 从未，否定经历 刚刚，动作刚完成 已经，动作完成 还，迄今（否）；已经（疑） 现在完成时的时间标志词 现在完成时的构成 现在完成时的肯定句 主语+have/has+过去分词+...... E.g. I have bought lots of books about Chinese culture. They have already seen the film. She has learned English for three years. 现在完成时的否定句 主语+have/has+not+过去分词+...... E.g. I haven’t been to Canada since the day I left. Eric hasn’t bought his plane ticket yet. She hasn’t read the new book for her report. 现在完成时的一般疑问句 Have/Has+主语+过去分词+......? E.g. Have you read Sherlock Holmes? Yes, I have. / No, I haven’t. Has your sister already borrowed Little Woman from the library? Yes, she has. / No, she hasn’t. 现在完成时的特殊疑问句 特殊疑问词+have/has+主语+过去分词+......？ E.g. How many times have you been to the Great Wall? A: Which book have you read? B: Snow White and the Seven Little Dwarfs. 现在完成时的用法 1 现在完成时表示过去已经发生或完成的动作对现在造成的影响或结果；也可以表示到目前没有发生或经历过的事情。 The tickets have sold out. I have tried Italian food. It’s delicious! Simon has seen the concert. He doesn’t want to see it again. I have never visited San Francisco in the U.S.A. 2 表示开始于过去的动作刚刚结束，常和以下时间状语连用： just already ever recently never yet My mom has just planted some flowers in the garden. We have already visited the new city park three times. She has never eaten sushi before. The scientists haven’t discovered any intelligent life on other planets yet. 3 have/has been表示“曾经到过某地”，但是现在已经回来了；have/has gone表示“去了某地”，现在仍在那个地方，没有回来。 She has been to the Great Wall.（去过长城，现在已经回来） She has gone to the Great Wall.（去了长城，现在仍在那里） Helen has been to Xi’an once. She wants to go there again to learn more about the history of this city. Helen has gone to Xi’an. I think she will want to go there again to learn more about the history of this city after she returns. 4b 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. ever never already yet already 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! never just 现在完成时与一般过去时的区别 现在完成时与一般过去时都表示在过去做的动作，但现在完成时强调这一动作与现在的关系，如对现在产生的结果、影响等。一般过去时只表示过去的事实，不表示和现在的关系。 一般过去时 He closed the window. 只叙述他过去做过“关窗户”这个动作，现在窗户有也许是开的，也许是关的。 现在完成时 He has closed the window. 这个句子包含了两个意思：一是他曾经关了窗户（He once closed the window.)；二是强调动作与现在的关系，即现在这扇窗户仍然是关着的（Now the window is closed.) 4c Complete the passage with the simple past or present perfect forms of the verbs in brackets. ______ 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 taught allowed knew realized 4d 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 watched a movie based on a novel read a book more than twice joined a reading club Sample A: Hi, ...! Have you read all four Chinese literary classics? B: Yes, I have. But I haven’t read their English versions. A: That’s impressive! Have you read a book in a different language? B: Not yet. But I plan to try an English novel like Charlotte’s Web soon. A: Good idea! Have you read a book with more than 500 pages? B: Yes, I have. Dream of the Red Chamber has thousands of pages, so that counts! A: Absolutely! Have you watched a movie based on a novel? B: ... Lavf58.29.100 Packed by Bilibili XCoder v2.0.2 $