现在完成时用法课件2022-2023学年人教版八年级英语下册

人民教育出版社初中英语八年级下学期 动词现在完成时用法 动词现在完成时 用法及练习 2 一.现在完成时的结构 1.肯定结构：have/has + 动词的过去分词 2.否定结构：have not/has not + 动词过去分词 = haven't/hasn't +动词过去分词 3.疑问结构：Have/Has + 人/物 + 动词过去分词 肯定回答：Yes,人/物 + have/has. 否定回答：No, 人/物 + haven't/hasn't. 句型转换 1.She have had some time to read the newspaper. (改为否定句) She ___________ ____ time to read the newspaper _______. 2.I have already had my lunch. (改为疑问句) ______ you _____ your lunch ______ ? 3.Jack has been away for three hours. (对划线部分提问) ______ _______ ______Jack been away? Practice hasn't had any yet Have had yet How long has 5.---____you ever_____(see) the film? ---Yes, I _____. 6.---____he_______(finish) his homework today? ---No, he _______. 7.---Have you _______(be) to Hong Kong? ---Yes, I _________(be) there twice. 8.My parents aren't at home. They _________(go) to Nanjing for business. Have seen have Has finished hasn't been have been have gone 二.现在完成时的用法 1.动作发生在过去，强调对现在造成的影响或 结果。 ①I have had my breakfast. 我吃过早饭了。 (意思是:I'm full.我吃饱了，不吃了。) ②Tom has gone to Beijing. 汤姆去北京了。 (意思是:Tom isn't here now.) 2.动作发生在过去，一直延续到现在，还有可 能继续延续下去。 ❶.I have lived here since 1992. 从1992年我就住在这儿。 ❷.The old man has already been dead for 20 years. 这位老人已经去世20年了。 Practice 用所给动词的正确形式填空。 1.Have you ever _______(study) with more than three friends? 2.I have never ________(argue) with my parents. 3.I _______(buy) the car 2 years ago. So I __________ (have) it for 2 years. 4.He ____ just _______(clean) his bedroom. 5.The young woman________(live)in England since 2008. studied argued bought have had has cleaned has lived 三.常用时间状语 1.since + 点时间 2.for + 一段时间 3.since + 从句（从句时态用一般过去时） 4.already ,已经，用于肯定句 5.yet,否定句（还，尚）；疑问句（已经） 6.just 刚才，方才 7.ever 曾经 8.never 从来没有 四.have been to 与have gong to 的区别。 1.