Unit 3 Learning about Language 教学课件-高中英语人教版（2019）选择性必修第二册

Unit3FoodandCulture

SectionBLearningaboutLanguageCONTENTSLeading-inWhile-classAfter-classPart1Part2Part3Part.1Leading-inLeadinginb.TheyhadfinishedtheirdinnerbythetimeSamjoinedthem.a.Thechefhadsetupafarm-to-tablerestaurantbeforehisnewcookbookwaspublished.LookandSayQ:Insentence(a),whichactionhappenedfirst,“setup”or“waspublished”?

Q:Insentence(b),whichactionhappenedfirst,“finished”or“joined”?presentpastfutureearlierpasthadsetupwaspublishedhadfinishedjoinedPastperfect:

haddonePart.2While-class过去完成时的主动语态和被动语态一、过去完成时的主动语态（1）构成：had+过去分词（2）用法①表示在过去某一时间或动作之前已经发生或完成的动作。它表示这个动作发生的时间是“过去的过去”，

这一过去时间可用by,before等构成的短语及when,before,after,bythetime等引导的状语从句表示。IhadfinishedmyhomeworkbeforeIhadsupper.我在晚饭前把家庭作业做完了。②表示从过去某一时间开始，延续到过去另一时间的动作。这个动作可能还要延续下去，常与for,since构成的表示一段时间的短语或since引导的表示一段时间的从句连用。Hesaidthatgreatchangeshadtakenplaceinhishometownsince1990.他说自从1990年以来他的家乡发生了很大的变化。③表示原计划或打算做某事而没有做成。常用动词有want,mean,plan,hope,suppose,expect,intend等。Theyhadwantedtohelpbutcouldn'tgetthereintime.他们本来是要去帮忙的，但未能及时赶到那里。Hehadhopedtocatchthe8:00bus,butfounditgone.他原希望赶上8点的公共汽车，却发现那趟车已经走了。（3）特殊句式①It/This/Thatwasthefirst/second...timethatsb.haddonesth.这是／那是某人第一次／第二次······做某事。ThiswasthesecondtimethatthemusicianhadtouredEurope.这是这位音乐家第二次在欧洲巡回演出。②用于hardly/scarcely...when,nosooner...than句式中。Theaudiencehadhardlybeenseatedwhenthesaxophonesolostarted.观众刚落座，萨克斯独奏就开始了。Ihadnosoonerfinishedtheworkthanthelightwentout.我刚完成工作，灯就熄灭了。这两个句子可以把hardly,nosooner提到句首变成倒装句，时态不变。Hardlyhadtheaudiencebeenseatedwhenthesaxophonesolostarted.NosoonerhadIfinishedtheworkthanthelightwentout.Afterhelefttheroom,thebosscamein.他离开房间后，老板进来了。Thetrainleftbeforehegotthere.他还没到那儿，火车就开走了。（4）过去完成时、现在完成时和一般过去时的区别，试比较：Hehadworkedasalecturerbeforehebecameamanager.在成为一名经理之前，他做过讲师。Hehasbeenamanagerforyears.他当经理已经有几个年头了。Heonceworkedasalecturer,butnowheisamanager.他曾做过讲师，但现在他是一名经理。二、过去完成时的被动语态（1）构成：hadbeen+及物动词的过去分词（2）用法①表示在过去某一时间或动作之前已经完成的被动动作，常与by,before等引导的时间状语连用。Anewagreementhadbeensignedbythetimewegotthere.等我们到那儿的时候，一项新协议已经签署了。Whenhereachedthenearbyshop.ithadalreadybeenclosed.当他赶到附近的那家商店时，它已经关门了。②表示从过去某一时间开始，延续到过去另一时间的被动动作，常与for,since引导的表示一段时间的短语或从句连用。Itwasreportedthatthesalehadbeenadvertisedforseveralweeks.据报道，这场拍卖会已经做了好几个星期的广告。③用在宾语从句中，常放在said,told,thought,wondered等动词过去式的后面，表示在这些动作之前已经发生的被动动作。Thearchitecttoldusthattheprojecthadbeencompleted.那位建筑师告诉我们工程已经竣工了。④根据语意可以判断出动作先后的被动语态，用过去完成时。Hehadtoleavehishousebecauseithadbeenflooded.他只好离开他的房子，因为他的房子已经被淹没了。

1.AfterbeingdiscoveredbyDutchexplorersin1606，theeasternhalfofAustralia________________(claim)bytheBritishin1770.2.Hissisterlefthomein1998，and_________________eversince.3.Shereturnedhomeandfoundallherfurniture______________(ruin)bytheflood.4.ThisMondaymorningIwasinformedI_______________asoneofthreeexchangestudentsfromourcollege.I.Completethesentencesusingthecorrectformsofthewordsinthebox.hasbeenclaimedhadnotbeenheardofPracticehadbeenruinedhadbeenchosen

5.Arthurwassurprisedwhenhe________(arrive)homebecausethetornado_________(take)thefeathersoffhischickens.6.We________(leave)thehousewhenthethunderstorm________(finish).7.He________(try)todrivebacktohishomebeforetheflood________(pass)throughthevillage.arrivedhadtakenlefthadfinishedhadtriedpassedSituation1WhenIsetoffforthecafeteria......Ihadjustfinishedmyhomework....Ihadorderedataxionline....thewindowshadbeenclosed....thelighthadbeenswitchedoff.Situation2Beforehewentintothechocolatefactory...

Situation3BythetimeIarrivedatthe“insect”party...

Part.3After-class

(2020全国I)1.Itdidn’ttumoutasI_________(wish).(2020全国II)2.Hehungthemabovethesametablehe________(move)

fromTurin.

(2020全国II)3.Hisson,age15,

who_______(take)anartappreciationclass,

thoughtthattherewassomething

unusual

a