Unit 8 Have you read Treasure Island yet？SectionA(GF-4c)（讲解课件）-【优翼·学练优】2022-2023学年八年级下册初二英语同步备课（人教版）

八年级（下） 优翼英语教学课件（RJ） Section A (GF-4c) Unit 8 Have you read Treasure Island yet? 优翼八年级英语下（RJ） 教学课件 Key words & phrases: fiction, science fiction, technology, French, think about, can't wait to do sth., more than Key sentences: 1. She is interested in science and technology and loves to imagine what the world will be like in 50 years. 2. She has already read more than 100 different books. 3. What books have you already read? To learn the usage of present perfect tense and review other tenses. 学习目标 Watch a video about present perfect tense! www.youyi100 Presentation Grammar Focus Have you read Little Women yet? Yes, I have./No, I haven't. Has Tina read Treasure Island yet? Yes, she has. She thinks it's fantastic. Have you decided which book to write about yet? Yes, I have. I've already finished reading it. It was really good. How is the present perfect tense formed? have / has + 过去分词 www.youyi100 Have you read Little Women yet? Yes, I have./No, I haven't. Has Tina read Treasure Island yet? Yes, she has. She thinks it's fantastic. Have you decided which book to write about yet? Yes, I have. I've already finished reading it. It was really good. What adverbs are often used with the present perfect tense? Already and yet. www.youyi100 Have you read Little Women yet? Yes, I have./No, I haven't. Has Tina read Treasure Island yet? Yes, she has. She thinks it's fantastic. Have you decided which book to write about yet? Yes, I have. I've already finished reading it. It was really good. 含现在完成时的句子如何构成一般疑问句？ 将助动词have / has放在主语之前。 www.youyi100 Grammar 现在完成时（一） 一、现在完成时的基本结构 现在完成时由“助动词have/has + 过去分词”构成，其基本句式结构为： ① 肯定句：主语 + have/has + 过去分词 + 其他. I have seen this film. ② 否定句：主语 + have/has not + 过去分词 + 其他. I have not seen this film. ③ 一般疑问句：Have/Has + 主语 + 过去分词 + 其他? 肯定回答：Yes, 主语 + have/has. 否定回答：No, 主语 + haven't/hasn't. —Have you seen the film? —Yes, I have. / No, I haven't. 和主语一致 have not = haven't; has not = hasn't have/has常可缩略为 -'ve/-'s www.youyi100