Module 4 Unit 3 Language in use-【学霸智慧课堂】2022-2023学年八年级下册英语同步配套PPT课件（外研版）

翰庭文化 翰庭 英语 学霸 智慧课堂 八年级下册 WY 教学课件 课中研学 CONTENTS 目录 课堂小测 温馨提示鼠标轻轻一点，内容立即呈现 Module 4 Seeing the doctor Unit 3 Language in use 学霸智慧课堂英语)八年级下册(W) 语法讲解与提升 课中研学 感知语法 发现规律 1.I haven't done much exercise since I got my computer last year. 2.I have had him for three months now. 3.Since then,it has become part of my life. 学霸智慧课堂英语八年级下册(WY) 现在完成时与since或for连用 1．当现在完成时表示持续时，可以用以下两种方式来表达： 主语＋have/has donesth。+or+一段时间 主语+have/has done sth。+ince-+过去某个时间点I从句(从 句用一般过去时） 如：（1）他在我们学校教书已有30年了。 He has taught in ourschoolor30years。 (2)他毕业以后就一直为我们工作。 He_has worked for us since heleft school。 学霸智慧课堂英语八年级下册(W) 2. 当现在完成时表示持续时，谓语动词不能使用非延续性动词（短 暂性动词)，而应该使用延续性动词， 请对比以下两句话： He has left..他已经离开了。（可以使用短暂性动词leave) He has been away for ten minutes.他已经离开有十分钟了。（不能使 用短暂性动词leave) 学霸智慧课堂英语八年级下册(WY) 常用的短暂性动词及其相应的延续性动词有： 短暂性动词 延续性动词 短暂性动词 延续性动词 borrow have/keep buy have die be dead open/close be open/closed leave/return be away/back start/begin be on finish/end be over become be 学霸智慧课堂英语八年级下册(W) ()他买这本书已有两个月了。 He has had this book for two months. (2)自从上个星期以来，她一直保管（借）着这本书。 She has had/kept the book since last week. 注意：现在完成时不能与一般过去时的时间状语连用，如 yesterday,last week,three years ago 学霸智慧课堂英语八年级下册(W) 课堂小测 单项选择 (B)1.(2022·北京改编)Jim a lot about Chinese culture(文化)since he began to study in our school. A.learns B.has learnt C.will learn (C)2.(2022·柳州改编)Iin London for many years. 一You have never regretted(懊悔)moving back to China,have you? A.lived B.was living C.have lived 学霸智慧课堂英语八年级下册(W) (C)3.(2022·大连改编)Sally has stayed with a Chinese family since she to Dalian. A. has come B.will come C. came (C)4.(2022·南通改编)-Miss Hu,I haven't seen you for a long time. -Yes.I as a volunteer(自愿者)nurse in Shanghai for a month.I came back yesterday. A.worked B.am working C.have worked