Unit 10 SectionA（3a-3c）课件 2023-2024学年人教版八年级英语下册

Section A (3a-4c) Unit 10 I've had this bike for three years. Lead in Review the conversation they learned in last class. How long have you had that bike over there? A: Do you have a(n) _______? B: Yes, I do. A: How long have you had it? B: I’ve had it for/since… Pairwork 3b Read the article again and answer the questions. 1.Why did they decide to have a yard sale? 2.What do they want to do with the money from the sale? 3.Why does the son want to keep the train and railway set? 4.How can the old toys be useful again? 5.Have you ever thought about a yard sale to sell your things? 探究点一 Reading 3c Find the words or phrases in the article which can be replaced with the ones below and write down them next to the words. lose—part with kids—_______ truthful—_______ many—_______ some time—_______ even though—_____ quickly—_________ older—__________ Children honest a lot of a while although fast growing up Summary 现在完成时用法（二） 此用法需注意两点： 1）常与for, since引导的时间段的时间状语连用。 2）动词使用延续性动词。 since , for 的用法: since: 自…...以来 1)since+时间点 He has stayed here since 5 o’clock. 2)since+ 时间段+ ago He has stayed here since 5 hours ago. 3)since+ 从句(句子要用一般过去时态） She has taught English since he came here. for: (长达）for+ 时间段 He has kept the book for 2 weeks. since＋一段时间＋ago＝for＋时间段; since two weeks ago=for two weeks; I have kept the library book for a week. = I have kept the library book since a week ago. 在现在完成时态中，for与since引导的时间 状语可以相互转换。 It is + 时间段 +since +一般过去时的句子. 1.他的爷爷已经去世2年了。 2.Nick参军三年了。 3.他离开深圳好长时间了。 4.这本书我已借了4个月了。 It is 2 years since his grandpa died. It is 3 years since Nick joined the army. It is a long time since he left Shenzhen. It is 4 months since I borrowed the book . 含有for，since的现在完成时的用法歌诀: 过去的动作或状态，一直持续到现在，for,since 把时间带。 歌诀 常见非延续性动词和延续性动词的转变 第一类：短暂性动词 be + adj. die finish open/close fall ill/asleep marry sb/get married to 第二类：短暂性动词 be + 介词 start/begin leave join be dead be away from