八年级下unit5sectionA1课件.ppt

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1、Section APeriod OneWhat were you doing when the rainstorm came?I was(doing)What were you doing when the rainstorm came?I was standing in front of the library when the rainstorm came.Look and say_in my bedroom when the rainstorm came._when the rainstorm came?What were you doingI was sleeping lateWhat

2、 were you doing _the rainstorm came?I was cooking dinner in the kitchen,the rainstorm came.whenWhile_ I _in my barber shop,the rainstorm came.What _you _when the rainstorm _?camewas cutting hairweredoingWhileWhere were you when the rainstorm came?I was taking a shower in the bathroom.过去进行时过去进行时含义含义：

3、表示表示过过去去某某个时个时刻刻 正在正在进进行行的的动动作。作。结构结构：was/were+doing例句：例句：I was having an English class at this time yesterday.现在现在进行时进行时含义含义：表示表示现现在在 正在正在进进行行的的动动作。作。结构结构：is/am/are+doing例句例句：I am having an English class.过去进行时的疑问式 I wasnt having an English class at eight yesterday.过去进行时的否定式 Were you having an Engli

4、sh class at eight yesterday?I was having an English class at eight yesterday.过去过去进行时和进行时和一般过去时的区别一般过去时的区别过去进行时一般过去时基本用法表示在过去的某一时刻或某一时间正在进行的动作。过去某个时间发生过的动作或存在的状态。结构形式 主语+was/were+V-ing形式 主语+动词过去式 时间状语 at7 yesterday,at that time,this time last night等;when与while引导的时间状语从句。yesterday,last week,in 1993,onc

5、e,before,a few days ago等。友情提示表示一个过去正在进行而可能尚未完成的动作。表示过去已经完成的动作。when“当当的时候的时候”，是，是at that time的意思，表示做某种动的意思，表示做某种动作的时间或瞬间。常与一般现在时或一般过去时连用。作的时间或瞬间。常与一般现在时或一般过去时连用。When winter comes,the weather gets colder and colder.当冬天来临时，天气变得越来越冷。当冬天来临时，天气变得越来越冷。When Linda saw Davy,he was jumping with another dog.当当L

6、inda看到看到Davy时，他正和另一只狗一起蹦跳着。时，他正和另一只狗一起蹦跳着。while“当当的时候的时候”，是，是during the time的意思，表示略长的一段时的意思，表示略长的一段时间。常与现在进行时或过去进行时连用。间。常与现在进行时或过去进行时连用。Mr.White was reading a newspaper while he was waiting for a bus.怀特先生边等车边看报。怀特先生边等车边看报。I am doing my homework while my mother is cooking.我做作业的时候，我妈妈在做饭。我做作业的时候，我妈妈在做

7、饭。when与与while的用法区别的用法区别Fill in the blanks with“while”and“when”.1.Tom was eating supper,it began to rain outside.2.What were you doing,Mr.Zhou came in?3.Peter was sleeping,a thief broke into his house.4.She left her hometown she was five.whenwhenWhileWhile1.English-Chinese rainstorm,alarm,2.Chinese-E

8、nglish (闹钟闹钟)发出响声；开始；大量地；突然；发出响声；开始；大量地；突然；接电话；奇怪接电话；奇怪的的Now 2 mins to test your spelling.What _ people_ at the time of the _?The girl was at home _.The boy_ at the library after school.The woman_ after work.The man_ from the supermarket.Listen again and fill in the blanks.were doingdoing her homewo

9、rkwas reading was waiting for the buswas walking homerainstormPair workTalk about what the people in 1a were doing at the time of the rainstorm.1cA:What was the girl doing at the time of the rainstorm?B:She wasExample 1:A:What was she doing at the time of the rainstorm?B:She was doing homework in he

10、r house.Example 2:A:What was he doing at the time of the rainstorm?B:He was reading books in the library.Pair workUse the information in 2a to retell the story in a conversation between the boy and a TV reporter.2cTV reporter:Tell us what happened yesterday morning.Boy:TV reporter:So,when the rainstorm suddenly came,what were you doing?Boy:To preview the new words and expressionsTo preview the Grammar Focus