Unit 7 Section A Grammar (4a～4c) 课件2025-2026学年人教版英语八年级下册

Section A Grammar (4a~4d) A Good Read Unit 7 Learning aims 能掌握现在完成时的用法 能掌握ever，never，yet，already，just在现在完成时中的使用 2 Lead in 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） Activity 1 Learn to use present perfect tense Read the sentences and underline the present perfect forms of the verbs. Pay attention to the meanings of the bold words. 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 4a 5 Have you decided on a book for your report? Has Peter ever heard of this book? Has Chen Jie read this book yet? What have you read recently? Read and find out the structure. 现在完成时的构成 现在完成时由“助动词have/has+过去分词”构成。 注：主语若是第三人称单数助动词用has 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. 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？ Read and find out the structures. Read and find out how we use. past ••••••••••••••• Fu Xing finished Alice’s Adventures in Wonderland. Fu Xing can share many interesting details of the book with Peter. Fu Xing has finished Alice’s Adventures in Wonderland. 1.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。 present present perfect past ••••••••••••••• I read Around the World in Eighty Days for the first time. I’ve already read Around the World in Eighty Days twice. present present perfect I read Around the World in Eighty Days for the second time. 2. 表示一个动作到现在已经发生了多少次。 I’ve always loved reading fantasy books. past present future love present perfect 3.表示过去发生的动作一直延续到现在，而且可能持续到将来。 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.) Complete the passage with the simple past or present perfect forms of the verbs in brackets. 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 realize Exercise Activity 2 Use ever, never, yet, already, just 词 位置（通常） 意思 例句 ever never yet already just have/has 之后， 过去分词之前 have/has 之后，过去分词之前 句末（否定/疑问） have/has 之后或句末 have/has 之后 曾经 从未 还没 已经 刚刚 Has Peter ever heard of it? He’s never heard of it. Have you decided yet? She’s already borrowed it. I’ve just finished the book. Analyse the use of ever, never, yet, already, just 👉 发现规律： ever / never / already / just 放在 have/has 和过去分词之间 yet 放 句尾（还没做的事） never = 否定，ever 常用于问句 Summary Exercise 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 _________ read it many times. 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 yet already never just Summary ◆ ◆ present perfect tense ever，never，yet，already，just 现在完成时由“助动词have/has+过去分词”构成。 1.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。 2. 表示一个动作到现在已经发生了多少次。 3.表示过去发生的动作一直延续到现在，而且可能持续到将来。 ever / never / already / just 放在 have/has 和过去分词之间 yet 放 句尾（还没做的事） never = 否定，ever 常用于问句 18 Homework 1. Write five sentences with present perfect . 2. Write two sentences with ever, never, yet, already, just each. 19 Lavf58.29.100 Packed by Bilibili XCoder v2.0.2 $