高考英语精品同步备课课件 英语 外研版（2019）选择性必修二 Unit3 Using language.pptVIP

Unit3Timeschange!UsinglanguagepastcontinuouspassiveBYXXXX

Lookatthesentencesandanswerthequestions.Sentence(a)isfromthereadingpassage.aWhenIhurriedtothestore,Isawthatthebookswerealreadybeingpackedintoboxes.aWhenIhurriedtothestore,Isawthatthebookswerealreadypackedintoboxes.1Whatisthedifferencebetweensentences(a)and(b)?2Whichofthesentencesemphasisesprocessandwhichemphasisesresult?Pastcontinuouspassiveisusedinsentence(a)andpastsimplepassiveisusedinsentence(b).Insentence(a)theactionwasbeingdonewhileinsentence(b)theactionwasalreadyfinished.Sentence(a)emphasisesprocessandsentence(b)emphasisesresult.

Nowlookformoresentenceswiththepastcontinuouspassiveinthereadingpassage,andsummariseitsuseinyouownwords.①Moreandmorecustomerswerebeingattractedbychainstoresandonlinediscounts.②Inonearea,abookreadingwasbeingdelivered.③Thelargeboardinthecornerhadbeenreplacedbyabigscreen,wherecustomer’scommentsonthemonth’sbest-sellerwerebeingdisplayed.

Thepastcontinuouspassive过去进行时的被动语态概念过去进行时的被动语态表示过去某个时刻___________________________的动作。主语为动作的_______，与谓语动词之间是______关系;其基本句式构成为:________________________。Secretagentswerewatchinghim.动作执行者动作动作承受者动作执行者动作动作承受者Hewasbeingwatchedbysecretagents.ActivePassivewas/were+being+V-ed正在进行或者发生的被动性承受者被动Observethesentencesandfillintheblanks.

Thepastcontinuouspassive过去进行时的被动语态句型结构肯定句主语+was/werebeing+过去分词+其他Anatureparkwasbeingbuiltinthisareainordertoprotectwildanimals.否定句主语+was/werenotbeing+过去分词+其他Theworkers?werenotbeingtrained.一般疑问句Was/were+主语+being+过去分词+其他Wasanewlibrarybeingbuiltinourschooljustthen?特殊疑问句疑问词+was/were+（主语）+notbeing+过去分词+其他Whatwasbeingdonetothemachinethen?

Thepastcontinuouspassive过去进行时的被动语态用法过去进行时的被动语态表示过去正在进行的被动动作。BythetimeIgotbacktomycar,itwasbeingtakenaway.Iwentforlu