Unit4AmazingArtGrammar课时学案高中英语

Unit4AmazingArtGrammar:PresentContinuousPassive现在进行时被动语态[观察例句]1．Andjustlookathowherdressisbeingfoldedbythewind.2．Anewcinemaisbeingbuilthereandtheyhopetofinishitnextmonth.3．Iambeingpushedaroundquiteabit，infact.4．Chineseisbeinglearnedbymoreandmorewesterners.[归纳探究]一、现在进行时态被动语态谓语动词的构成二、现在进行时态的被动语态的用法1．表示动作。Mysisterisnowbeinginterviewed.我妹妹正在面试。2．表示动作。Manyinterestingexperimentsarebeingcarriedoutthesedays.这些天正在进行着许多有趣的实验。(说话时，并不一定正在进行)3．表示动作。always、frequently、constantly等和现在进行时的被动语态连用表示反复进行的被动的动作，这种动词形式常用来表示赞扬或厌恶的感情色彩。Ifeelverysurprisedthatthewindowofourclassroomisfrequentlybeingbroken.我感到很吃惊的是我们教室的那扇窗户经常被打破。三、现在进行时的被动语态的注意要点1．不可遗漏being现在进行时的被动语态表示现在或现阶段正在进行的被动动作，如果漏掉being，则成为的被动语态。E.g.Look！Thechildrenbytheiraunt.瞧！孩子们正由他们的姑妈(aunt)照看着。Childrenatschool.孩子们在学校里被照顾得很好。(一般现在时的被动语态)2．现在进行时的被动语态也可以表示将来现在进行时的被动语态有时可表示按将要进行的被动动作(此种用法仅限于少数及物动词，如hold，take等)。Apartyisbeingheldtonight.今晚将要举行一场晚会。3．现在进行时的被动语态有时也可以转换为“be＋(/等)＋名词”结构Theproblemisbeingdiscussed(＝isunderdiscussion)atthemeeting.会上正在讨论这个问题。Thetelephoneisbeingused(＝isinuse)now.这部正在使用中。[即时训练1]描写图片1.Theartexhibition.2.Aheavysculpture.3.Aslogan.4.Thewall.5.Apicture.6.Thefloor.7.Anotice.[即时训练2]将下面的句子改写成被动语态。1.We’reusinganewtextbook. 2.I’mwritingdownmythoughtsaboutit.3.WearestudyingRussianthisterm.4.Peoplearerepairingthebridgenow.5.Thestudentsarecleaningtheclassroom.[课后巩固提升]完成下面的练习Ⅰ.单句语法填空1．InWuhan，anotherbridge(build)overtheYangtzeRiverrightnow.2．Theengineer(treat)unfairlynowanditshouldbechanged.3．Idon'tknowwhetherthelifeofpandas(study)bythescientists.4．Wewanttopayavisittothenewsciencelabthat(build)rightnow.5．Listen！Thesportsmeeting(hold)ontheplaygroundofourschool.6．Doctors(operate)onthepatientinsidetheroomnow.7．Thecauseoftheaudient(look)intosoyouneedn'tworry.8．Anewcar(design)bytheengineersbutwedon'tknowwhentheywillfinishit.9．Someinterestingexperiments(carry)outbythestudentsatthismoment.10．Alotofwildanimals(kill)inAfricaandIthinksomethingmustbedonetostopit.Ⅱ.短文语法填空Wearesadtoknowthatnowadaysgreatdamage1.(do)toanimalsbyhumanbeings.Manyanimalsareendangeredjustbecausetheirhabitats2.(threaten)．Rainforests3.(cut)downatsuchaspeedthatthey4.(disappear)fromtheearthinthenearfuture.Riversandlakes5.(pollute)byfactories.Anotherreasonwhymanyspeciesaredyingoutisthatthey6.(kill)eitherforfoodorforclothing.Whatifwecontinuetodowhateverwelike?Thankfully,thereisanorganizationcalledWWF,whichisveryworriedaboutthisproblem.Withitshelp,wildlifeparks7.(set)uptoprotectendangeredanimals.Forexample,theAfricanelephantnow8.(protect)inawildlifeparkandthepopulation9.(increase)quickly.Personally,Ithinkitiseveryone'sresponsibilitytoprotectanimalsandIbelievethelivingenvironmentmust9.(improve)withallhumanbeing’sjointeffortattheverymoment.1.2.3.4.5.6.7.8.9.10.Keys:[归纳探究]一、现在进行时态被动语态谓语动词的构成am/is/are+being+done二、现在进行时态的被动语态的用法1．说话瞬间正在进行的被动2．近期内持续发生的被动3．根据计划安排即将发生的被动三、现在进行时的被动语态的注意要点1．一般现在时arebeingtakencareofaretakengoodcareof2．计划、安排3．under(by/in)[即时训练1]1.isbeingarrangedbysomestudents2.isbeingcarriedbyastrongman3.isbeinghungbyatallman4.isbeingpaintedbyastudent5.isbeingputupbyagirlstudent6.isbeingsweptbyagirlstudent7.isbeingwrittenbyasmartstudent[即时训练2]1.Anewtextbookisbeingusedbyus.2.Mythoughtsaboutitisbeingwrittendownbyme.3.Russianisbeingstudiedbyusthisterm.4.Thebridgeisbeingrepairedbypeoplenow.5.Theclassroomisbeingcleanedbythestudents.[课后巩固提升]完成下面的练习Ⅰ.单句语法填空isbeingbuiltisbeingtreatedarebeingstudiedisbeingbuiltisbein