八年级（下）Goforit!英语教学课件学练优八年级英语下（RJ） 教学课件Section A (3a-4c)Unit 10 I've had this bike for three years.Lead inReview 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…Pairwork3b 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.Summary现在完成时用法（二）此用法需注意两点：1）与for, since引导的时间的时间状语连用。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+ agoHe?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He has kept the book for 2 weeks.since＋一时间＋ago＝for＋时间; since two we |
