Unit 5 Celebrations Language Practice 现在完成时语法课件-2023-2024学年高一上学期中职英语高教版（2021）基础模块1

We've known each other since we were nine or ten Together we've climbed hills and trees Goodbye to you my trusted friend Learned of love and ABC’s Skinned our hearts and skinned our knees 现在完成时 2 学习现在完成时的用法和结构 1 实际运用中的难点与易错点 3 掌握现在完成时的标志词 2 现在完成时高考真题练习 4 学习目标 现在完成时复习课，寒假已讲过现在完成时新授课，本节是重点，难点易错点梳理复习，练习 3 用法及结构 01 4 past now Yesterday , we cleaned the classroom. Now , the classroom is clean because we have cleaned it. 用法1 强调过去发生的动作对现在产生的结果或影响 引入，复习现在完成时的两个用法 5 now past I began to teach English at this school five years ago. I have taught English at this school for five years. 用法2 过去发生的动作一直延续到现在，还有可能继续持续下去 现在完成时-基本结构：have/has+动词的过去分词 I have studied English for six years. 肯定句：主语+have/has+done+其他 否定句：主语+have/has+not+done+其他 一般疑问句：Have/Has+主语+done+其他？ 肯定回答：Yes, 主语+have/has. 否定回答：No, 主语+haven’t/hasn’t. 重点，理解现在完成时结构及句式转换 7 过去分词的构成 1.直接加-ed。如：play-played 2.以字母e结尾的直接加d 。如：name-named 3.以辅音字母加y结尾的，变y为i加ed。如：carry-carried 4.重读闭音节且末尾只有一个辅音字母，双写这个辅音字母再加-ed。 如：stop-stopped 5. 不规则变化 AAA, ABB, ABC, AAB, ABA 如：cost-cost-cost, send-sent-sent, take-took-taken… 规则变化 标志词 02 already 已经(肯定句) yet 已经（疑问句） 还（否定句） ever 曾经(疑问句) never 从来不 just 刚刚 so far 到目前为止 for/since 标志词有哪些？ 练一练 根据句意填空： I have _____________ finished my homework. He has not begun to work _____. I have ______ finished my lunch. Have you _____ visited Jinan? No, ______. Have you seen the movie _____? She has learned 3000 English words ________. already yet just ever never yet so far 11 for 与 since 1) for+时间段 持续了一段时间 e.g.：I have lived here for twenty years. 2) since 自从… 时间点（具体的年月日，具体时间） 时间段+ago 句子(一般过去时) I have lived here since 2003. I have lived here since twenty years ago. I have lived here since I was five years old. for和since区别 练一练: since 和for怎么选？ Ms. Li has been in hospital ______ last week. I have stayed at my aunt’s ______ two weeks. I’ve known her ______ we were children. She has been away from Xi’an _____ about ten years. It has been about ten years ______ she left the city. The old man has worked in this