《What were you doing when the rainstorm came》PPT课件例文.ppt
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1、What were you doing when the rainstorm came?I was taking a shower.I was sleeping.I was cooking.I was cutting hair.I was reading.When I He was doing When I called him up, he was sleeping.Make up the sentences.When I He was doing When I read the newspaper, he was watching TV. What were you doing at ei
2、ght last night?I was taking a shower.What was she doing at the time of the rainstorm?She was doing her homework.读下列句子读下列句子, 你能总结出句子中包含的语法吗?你能总结出句子中包含的语法吗?What was he doing when the rainstorm came?He was reading in the library when the rainstorm came.What was Ben doing when it began to rain heavily?W
3、hen it began to rain, Ben was helping his mom make dinner.What was Jenny doing while Linda wassleeping?While Linda was sleeping, Jenny was helping Mary with her homework. 1. 以以when和和while引导的时间状语从句引导的时间状语从句1) 延续性动词和非延续性动词延续性动词和非延续性动词 延续性动词延续性动词指动作可以延续一段时间指动作可以延续一段时间, 而不是而不是 瞬间结束。瞬间结束。 如如: work、study、
4、drink、eat等。等。 非延续性动词非延续性动词指动作极为短暂,瞬间结束。指动作极为短暂,瞬间结束。 如如: start、begin、hit、jump、knock等。等。2) 在本单元中在本单元中, 出现了以出现了以when和和while引导的引导的 时间状语从句。时间状语从句。when表示表示“当当的时候的时候”。从句中既可用延续性。从句中既可用延续性动词动词, 又可用非延续性动词又可用非延续性动词, 这些动词既可以这些动词既可以表示动作表示动作, 又可表示状态。又可表示状态。从句中的动作既可从句中的动作既可和主句的动作同时发生和主句的动作同时发生, 又可在主句的动作之前又可在主句的动作
5、之前或之后发生。或之后发生。如:如: Mary was having dinner when I saw her . The boy was still sleeping when his mother got home yesterday morning .while表示表示“在在的时候的时候”、“在在期间期间”。它强调主句的动作与从句的动作同时发生或它强调主句的动作与从句的动作同时发生或主句的动作发生在从句的动作过程中。主句的动作发生在从句的动作过程中。While从句中必须是表示动作或状态的延续性动词。从句中必须是表示动作或状态的延续性动词。如:如: The weather was fin
6、e while we were in Beijing . She called while I was out.如果主句的动作在从句的动作过程中发生,如果主句的动作在从句的动作过程中发生,从句常用进行时。从句常用进行时。如如:While we were swimming someone stole our clothes .Dont talk so loud while others are working. 总结总结 1) when可指时间点可指时间点, 又可指时间段又可指时间段, 从句中从句中 可用可用延续性动词延续性动词, 也可用也可用非延续性动词。非延续性动词。 2) while总是指
7、一个时间段总是指一个时间段, 从句中从句中必须用延必须用延 续性动词续性动词。1. _ Jennifer was reading a magazine, his sister was listening to the pop music.A. WhileB. When C. What time2. I was trying to draw a cat on the board _ the teacher came in.A. whileB. when C. what time3. My best friend visited my house while I _ dinner in the k
8、itchen.A. cookedB. cooking C. was cooking练一练练一练A B C 4. When _ the car _? In 1885 (2007随州市)随州市) A. did; invent B. was; invented C. does; invent D. is; invented5. Our teacher wants us to be _ when we talk with the foreigners. (06大连中考真题大连中考真题)A. comfortable B. unusual C. grateful D. confident B D 6. D
9、ick gave me a note while I _ in the library. I guess he made it to say “sorry” to you. (2007黄冈市黄冈市) A. am reading B. was reading C. reads D. will read B 2. 过去进行时过去进行时1. 概念概念: 表示过去某一时刻或某段时间内正进行的动作。表示过去某一时刻或某段时间内正进行的动作。2. 构成构成: was/were + 动词现在分词动词现在分词3. 用法用法: a: 表示某一时刻正进行的行为表示某一时刻正进行的行为, 与特定的过去时间状与特定的
10、过去时间状 语连用语连用,常见的时间有常见的时间有: at 8 last night, at this time at that time, at that moment 等等e.g. What were you doing at 10 yesterday morning? I was writing a letter to my father at that moment.b: 表示过去某段时间内正进行的动作。表示过去某段时间内正进行的动作。e.g. We were building a house last winter. They were waiting for you yesterd
11、ay.否定句和疑问句:否定句和疑问句:e.g. We were not sleeping at home. Was he feeling well? 3.现在分词的构成现在分词的构成1) 一般动词在词尾加一般动词在词尾加-ing, 如如go-going。2) 以不发音字母以不发音字母e结尾的动词结尾的动词, 先去掉先去掉e, 再加再加-ing。 come-coming make-making write-writing3) 以重读闭音节结尾的动词以重读闭音节结尾的动词, 如果末尾以一个如果末尾以一个辅音字母结尾辅音字母结尾, 应先双写这个字母应先双写这个字母, 再加再加ing,x和和w结尾的除
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