牛津譯林版八年級上冊Unit8《Naturaldisasters》（Grammar2）課件

Unit8

GrammarBNaturaldisastersWhatwereyoudoingwhentheteachercameintotheclassroomjustnowdohomeworkcleanthedesktalkwithmydeskmateprepareforthenextlessonlookforthebookreadEnglishbookshavebreakfastwhenIwasdoinghomeworkIwascleaningthedeskIwastalkingwithmydeskmateIwaspreparingforthenextlessonIwaslookingforthebookIwashavingbreakfastWhentheteachercamein.WhatwasAdoingwhileBwasdoingsth…wasrunningwhile…waswalking.…wasplayingbasketballwhile…wasplayingfootball.…wasreadingbookswhile…wasplayingcomputergames.…wassingingwhile…wasdoinghishomeworkwhen,while的區(qū)別Iwasreadingwhenyoucamein.Iwasreadingwhenyouweresleeping.When引導的時間狀語從句，謂語是延續(xù)性的，或者短暫性的。通常用一般過去時，也可以用進行時。PPT模板：素材：PPT背景：圖表：PPT下載：教程：資料下載：范文下載：試卷下載：教案下載：PPT論壇：.1pptPPT課件：語文課件：數(shù)學課件：英語課件：美術課件：科學課件：物理課件：化學課件：生物課件：地理課件：歷史課件：whenwhile的區(qū)別MymotherwaswatchingTVwhileIwasdoingmyhomework.Hewastakingashowerwhilehiswifewastalkingonthephone.

while引導的時間狀語從句，謂語動詞只能是延續(xù)性的，通常用進行時。Theteachercamein____studentsweretalkingnoisily.=Thestudentsweretalkingnoisily___theteachercamein.whenwhilewhen后通常加短暫性動詞，如：arrive,comein,getup,open,close,finish,begin,come,go,arrive,reach,getto,leave,move,borrow,buy,die,knock

等While后通常加延續(xù)性動詞,如：live,run,stay,clean,play,hold,watch,teach,read,study,teach,eat,drink,write,dance,sing,smoke

等鞏固練習Mywalletdroppedontheground______Iwasrunning.2.______Iwasfallingasleep,therewasaloudknockonthedoor.3.______hewasreading,anearthquakestarted.4.Werethestudentslisteningtotheteachercarefully______theteacherwasgivingalesson5.________thetelephonerang,Ibecamenervous.whileWhenWhilewhileWhen1.I_________myhomeworkwhenMike_____lastnight.

昨天晚上邁克來的時候我正在寫作業(yè)。

2.WhileAnn____________TV,herfather___home.

安正在看電視時，她父親回來了。

3.WhatwereyoudoingwhenI________atthedoor

我敲門的時候你在干什么？wasdoingcamewaswatchinggotknocked4.She______________theroomwhenI____toseeher.

我去看她的時候她不是在打掃房間。

5.I_____________myvocationEngland

thistimelastsummer.

去年夏天的這個時候我正在英國度假。wasn’tcleaningwentwasspending6.Mary___________whilePeter___________thepiano.

Mary在跳舞，而Peter在彈鋼琴。7.They_____________thenewspaperwhenI________theroom.

我走進屋子時他們正在看報紙。8.What_____you_______atfiveyesterdayafternoon

昨天下午5點你在做什么？wasdancingwasplayingwerereadingwentintoweredoing9.Thestudents______________fortheirlessonswhenMrBlackenteredtheclassroom.Black先生走進教室