初中英语·语法趣讲 17 -- 过去进行时课件

初中英语 语法趣讲 FROM THE NEWBIE TO THE MASTER 教师__________ 英语组 学校__________ 过去进行时 Past Future Now ABOUT TIME 句式 结构 例句 肯定句 主语 + be过 + 动词ing + 其他 They were watching TV at 9:00 yesterday. 否定句 主语 + be过 + not + 动词ing + 其他 They ___ ____ ______TV at 9:00 yesterday. were not = weren`t was not = wasn`t 疑问句 及 回答 Be过 + 主语 + 动词ing + 其他 ？ Who/ what/ where + be过 + 主语 + 动词ing + 其他 ___ ____ ______ TV at 9:00 yesterday? Yes, _____ _____. No, _____ _____. was / were was / were was / were was were 【过去进行时】· 结构 Xiao Pang was sleeping at this time on June 6th. v.ing 主 What were they doing at 10:00 yesterday? What are they doing now? 【现在进行时】VS 【过去进行时】 Now 10:00 Yesterday Past Future ①描述过去某个“时间点”正在进行的动作 标志词 at this time yesterday （过去的某个时间点） At 9pm the day before yesterday （过去的某个时间点） Tom was catching Jerry at this time yesterday. 【过去进行时】·使用场景 ②描述过去某个“时段”正在进行的动作 标志词 the whole morning all day yesterday from nine to ten last night I was reading Harry Potter all day yesterday. They were singing from nine to ten last night. 【过去进行时】·使用场景 关键词 时间状语： at that time, this time yesterday, at ten yesterday 过去 进行时 He was writing a letter at 6 p.m. yesterday. 状语从句： when… while… I was reading at 9 o`clock yesterday. 陈述句&否定句&疑问句 I wasn`t reading at 9 o`clock yesterday. Were you reading at 9 o`clock yesterday? Yes, I was. No, I wasn`t. 肯 否 疑 动词 ing 形式 形态的变化 一 般 直接加 ing 二 般 去 e ，加 ing live write dance 动词 ing 形式 形态的变化 三 般 重读辅元辅，双写尾字母 begin sit swim plan 四 特 die tie lie When: at or during the time that something happens While: during the time that something is happening When the thief came in, I was sleeping. The thief came in, when I was sleeping. The thief came in, while I was sleeping. 一般情况下 while之后只可接【进行时】，when可接可不接 陈述句&否定句&疑问句 While the thief was carrying the TV out, I was sleeping. The thief was carrying the TV out, while I was sleeping. 若主句&从句都是【进行时】，只能用while 陈述句&否定句&疑