Module 5 Unit 3 语法课件 2022-2023学年外研版英语八年级下册

Module 5 Grammar 1 三种不同时态的区分 一般现在时 一般过去时 现在完成时 2 一般现在时 定义 标志词 经常性、习惯性的动作 客观真理或自然现象 ①频度副词 ②in the morning, on Sundays, at weekends, every day always, usually, often, sometimes, seldom, never, hardly 3 一般过去时 定义 标志词 1. yesterday，once upon a time， just now，in the past等 2. ago系列 3. last 系列 4. in/on+过去时间 过去某个时间里所发生的动作或存在的状态 4 现在完成时 标志词 句式结构 定义 1.过去完成的动作对现在造成的影响或结果。 2.从过去某一时间开始一直延续到现在的动作。 3.表示一个人的经历。 主语 + have/has +done+ 其他 1. already, ever, never, just, yet 2. recently, lately, so far 3. since + 时间点/从句 4. for + 一段时间 5 一般过去时与现在完成时的区别 I had lunch just now. 一般过去时：仅强调过去做过的事情 I have had lunch. past present future 现在完成时：强调过去的事情对现在的影响或产生的结果 past present future 1.强调的点不同。 2.时间状语不一样。 6 做题 注意事项 圈画时态 标志词 熟记各时态 基本结构 联系上下文 理解题意 7 练习一、单项选择 ( ) 1. --- It’s ten years since we came here. --- How time flies! We_________in China for so longA. work B. worked C. will work D. have worked ( ) 2. Sam__________with his friends every weekend.A. skates B. is skating C. has skated D. was skating ( ) 3. --- Wendy, how long have you had the Huawei P30 Pro? --- A couple of days. I ___________ it last week.A. bought B. buy C. will buy D. have bought 考点： 动词的时态 D C A 8 ( ) 4. Julie’s father _____ to London last month. He _____ there three times. A. went; had gone B. has gone; has been C. went; has been D. has gone; went ( ) 5. It ______ not healthy to watch TV too long.A. isn’t B. are C. was D. is C D 9 练习二、用所给单词的适当形式填空 1. ---Have you ever been to Shanghai? ---Of course. Actually, I ________________ (work) there for six years but now I live in Taizhou. 2. ---____________they ever____________(be) abroad? --- Yes, just once. 3. Tom __________(keep) this book for two months. have worked Have been has kept 10 4. Since 2000, Jingmen has become a new city. Everything ____________(change). 5. The film____________(begin) ten minutes ago. has changed began 11 练习三、句子翻译。 1. 你什么时候买的电脑？ ___________