时间状语从句54010省名师优质课赛课获奖课件市赛课一等奖课件.pptx

AdverbialClauses;TheImportanceofAdverbialClauses;条件状语;;引导时间状语从句旳引导词;When①多数跟短暂性动词，有时也跟延续性动词，主句动词和从句动词几乎是同步发生。当….旳时候

Eg:whenIopenedthewindow，Isawhimcomeup.

Whentheteachercamein,thelightwentout.

②正在或正要做某事旳时候，忽然发生另外一种动作….

句式:bedoing或beabouttodowhen+did

Eg:IwaswalkingalongthestreetwhenImethim.

Iwasabouttofallasleepwhenmysistercamein.

翻译：我正要出门，天下起雨来了。

Iwasabouttogooutwhenitbegantorain.;Theywerewalkingdownthestreet_____theysawanaccident.

2)Iwasabouttogoout____mymothercalledme.

;While只能跟延续性动词，不可跟短暂性动词。

①在…..期间(从句用过去进行，主句用一般过去式)

Eg:Whileweweretalking,hecamein.

爷爷在看电视期间，睡着了。

GrandpafellasleepwhilehewaswatchingTV.

②对比，然而

ChinaisadevelopingcountrywhileAmericaisadevelopedone.

③两个动作同步进行，主从都用进行时。

MyfatherwaswatchingTVwhilemymotherwascooking.;As一边……一边……（主语为一种人）,伴随……

Shewasdoingherhomeworkasshewaslisteningtothemusic.

Asshegrewolder,shebecamemorebeautiful.;Fillintheblankswith“when,while,as”

1______youmeetawordyoudontknow,consultthedictionary.

2.Thestudentstooknotes_____theylistened.

3._____thewindrose,thenoiseincreased.

4.Shecalled_______Iwasout.

5.Wemuststrike______theironishot.

6.________youhavefinishedyourwork,youmayhavearest.

7.Iwasjustreadingabook______shecameintomyroom.;

;1、A:Whydidn’tyoutellhimaboutthemeeting?

B:Herushedoutoftheroom_____Icouldsayaword.

AbeforeBuntilCwhenDafter

2、Ithinkyoushouldendit____itistoolate,oryouwillbesorryforit.

AbeforeBsothatCbecauseDafter

3、Itwasn’tlong_____therainstoppedandthemooncameoutagain.

AwhenBuntilCbeforeDsince

4、Theteacherhadleft____Ihadtimetoaskhimthisquestion.(23年高考)

AafterBuntilCsinceDbefore;Since使用方法

常用句型：Ithasbeen(is)+时间段+since从句+did/时间点/时间段+ago“自从…