Unit4BreakingBoundariesUsinglanguage课件高中英语选择性

Unit4Breakingboundaries

UsinglanguageIdroppedmywatchanditbroke.Thereisaknockonthedoor.Itmustbethepostman.What’sthis?It’sanewmachine.somethingsomebodypronounWhathavewelearntaboutit?Lookatthesentencesandanswerthequestions.Sentences(a)and(c)arefromthereadingpassage.Q1.Whatdoes“it”refertoinsentences(a)and(c)?aButitisvitalnottotakeanychances.bButnottotakeanychancesisvital.c

ItisimportanttorememberthatEboladoesn’trespectnationalboundaries.dTorememberthatEboladoesn’trespectnationalboundariesisimportant.“It”refersto“nottotakeanychances”insentence(a).“It”refersto“torememberthatEboladoesn’trespectnationalboundaries”insentence(c).aButitisvitalnottotakeanychances.cItisimportanttorememberthatEboladoesn’trespectnationalboundaries.1.Whatdoes“it”refertoinsentences(a)and(c)?“It”refersto“nottotakeanychances”insentences(a)and“torememberthatEboladoesn’trespectnationalboundaries”insentence(c).Q2.Whatisthedifferencebetweenthesentencesineachgroup?aButitisvitalnottotakeanychances.bButnottotakeanychancesisvital.c

ItisimportanttorememberthatEboladoesn’trespectnationalboundaries.dTorememberthatEboladoesn’trespectnationalboundariesisimportant.Thefirstsentencesineachgroupuse“it”asanemptysubjectatthebeginningofthesentences.形式主语Ifeltit

wasmydutyasadoctortogothereandoffermyhelp.

ItissoinspiringtohavecolleagueslikeWilton,MaisyandAlfonso.…itisabsolutelyessentialforusalltocollaboratetocreateaglobalcommunitywithasharedfutureofpeaceandprosperity.Nowlookformoresentenceswiththisstructureinthereadingpassage,andsummariseitsuseinyourownwords.it作为形式主语，所代替的是句子的逻辑主语，并无实际词义。这可以保持句子的结构平衡，避免主语太长，显得头重脚轻。1.it作形式主语的用法ItasanemptysubjectItasanemptysubject2.it作形式主语的三种情况2)代表动名词一般以“be+名词”作谓语，也可以以“be+形容词”作谓语。3)代表从句具体又可以分为四种类型：①it+be+形容词+从句她知道关于那件事的一切是很自然的事情。Itisnaturalthatsheknowseverythingaboutit.Itisobviousthathe’slate._______________________1)Itisclear/obvious/true/possible/certain/...that...3.it作为形式主语时的一些常见句型：Itasanemptysubject很明显他迟到了。你在比赛前做足够的运动是有必要的。2)Itisimportant/necessary/right/strange/natural/...that...(should)do...Itisnecessarythatyoudoenoughexercisesbeforetherace._____________________________3)Itissaid/reported/learnt/...that...Itisreportedthataseven-year-oldgirlwonthegame.______________________________据报道，一个七岁的女孩赢了比赛。5)Itisapity/shame/...that...Itissuggestedthatthemeeting(should)beputoff._______________________4)Itissuggested/ordered/required/...that...(should)do...3.it作为形式主语时的一些常见句型：Itasanemptysubject人们建议推迟会议。Itisapitythatyoudidn’tseesuchagoodfilm._____________________________6)Ithappens/seems/looks/appears/...that...IthappensthatIknowhim.______________________________碰巧我认识他。真可惜你没看到这么好的电影。8)Itlooks/seemsasif...7)Itdoesn’tmatterwhether/if...3.it作为形式主语时的一些常见句型：ItasanemptysubjectItlooksasifheiswrong._____________________________9)Ittakes...(sometime)todo...Ittookusthreehourstogetthere._______________________去那里需要花费我们三个小时看起来像是他错了。你错过了这趟公交车也没关系，15分钟后还有一趟。10)Itis+形容词+(ofsb)+todo...Itiskindofyoutothinksomuchofus._______________________________你为我们考虑那么多，你真是太好了。Rewritetheunderlinedpartsusingitasanemptysubject.Accordingtothe“2017HollywoodDiversityReport”,togetrolesinAmericanfilmandtelevisionisnolongerquitesodifficultforwomenandminorities.Thisisanothersmallbutimportantadvanceaginstgenderandracialdiscrimination.it

isnolongerquitesodifficultforwomenandminoritiestogetrolesinAmericanfilmandtelevision.n.少数派;少数2Thereportanalysed200filmsreleasedin2015and1,206TVshowsfrom2014to2015,anddiscoveredthattobecomealeadingactorinHollywoodisnowamorerealistichopeforminorityactors.Inmoregoodnews,towriteanddirectHollywoodfilmsismorecommonthanbeforeforwomen.adj.能实现的it

isnowamorerealistichopeforminorityactorstobecomealeadingactorinHollywood.it

ismorecommonthanbeforeforwomentowriteanddirectHollywoodfilms.Thebadnewsisthatthereisstillalongwaytogo.Leadingrolesaremorelikelytobegiventowhiteactors.AsianAmericanactors,inparticular,stillfaceproblems.Evennow,tocastwhiteactorsasAsiancharactersisseenasacceptablebyfilmstudios.Butatleastthereportshowsthatthingsaremovingslowlyintherightdirection.it

isseenasacceptablebyfilmstudiostocastwhiteactorsasAsiancharacters.v.选派(角色)Completethesentences.1.对我来说，找到一个可以向他学习的当地人真是太好了。_____________________anativespeakertolearnfrom.2.的确，智能手机在我们日常生活中扮演重要的角色。______________asmartphoneplaysanimportantroleinourdailylife.ItisgreatformetofindItistruethat3.试图用武力解决问题是没用的，和谈才是唯一的办法。________________tosolvetheproblembyforce.Peacetalksaretheonlysolution.4.据说台风已造成了很多的破坏。________________thetyphoonhadcausedalotofdamage.5.遵守规则让社会保持秩序、人民生活安定是每个人的责任。__________________________therulestokeepthesocietyinorderandpeople’slivessafe.ItisnousetryingItwassaidthatItiseveryone’sdutytoobeyDescribethecityusingtheinformationprovidedanditasanemptysubject.notasurprisingthing/studentsseedifferentskincoloursinthesameclassItisnotasurprisingthingforstudentstoseedifferentskincolorsinthesameclass.Beijing3possible/peoplehearmanydifferentlanguagesanddialectsItispossibleforpeopletohearmanydifferentlanguagesanddialects.easy/peoplefindproductsfromallovertheworldItiseasyforpeopletofindproductsfromallovertheworld.notdifficult/foreignerssettledownandfindajobacommonthing/peoplefromdifferentcountriesworkinthesamecompanyItisnotdifficultforforeignerstosettledownandfindajob.Itisacommonthingforpeoplefromdifferentcountriestoworkinthesamecompany.CheckyouranswersBeijingBeijingtodayismulticultural.Itisnotasurprisingthingforstudentstoseedifferentskincoloursinthesameclass.Itispossibleforpeopletohearmanydifferentlanguagesanddialects.Itiseasyforpeopletofindproductsfromallovertheworld.Itisnotdifficultforforeignerstosettledownandfindajob.Itisacommonthingforpeoplefromdifferentcountriestoworkinthesamecompany.单句语法填空1.

issaidthathewasafamouswriter.2.Itrequirespatience

(teach)children.3.

isnoteasyforustomasteraforeignlanguage.4.Itisstupid

youtomakesuchamistake.5.

isapleasuretobewithyou.6.Itisafact

shewonthefirstplace.IttoteachItofItthat新知巩固用it有关句式完成句子1.你最好先完成你的家庭作业。

youfinishyourhomeworkfirst.2.真遗憾,他不能参加晚会。

hecan’tattendtheparty.3.众所周知,钱不会长在树上。

thatmoneycan’tgrowonthetree.ItisbestthatItisapitythatItisknowntoall4.据报道今天下午有暴风雨。

therewillbeastormthisafternoon.5.把这个句子译成英语很难。

thissentenceintoEnglish.ItisreportedthatItishardtotranslate用it作形式主语翻译句子1.真奇怪,竟然没有人想要去那里。答案:Itisstrangethatnoonewantstogothere.2.很难说将需要多少钱。答案:It’shardtosayhowmuchmoneyisneeded.3.地球围着太阳转是常识。答案:Itiscommonknowledgethattheearthmovesaroundthesun.4.这样做是错误的。答案:Itisamistaketodoitinthisway.5.做完那项工作需要艰苦劳动。答案:Itneededhardworktofinishthejob.6.他一个人去不可能。答案:Itisimpossibleforhimtogoalone.7.你这样说太好了。答案:Itiskindofyoutosayso.8.向他解释没有用。答案:Itisnouseexplainingittohim.Task4:Describeoneofthecitiesusingitasanemptysubjectwhereappropriate.Doonlineresearchifnecessary.Nowadays,peopleallovertheworldarebecomingmoreandmoreconnected,asiftheworldweregettingsmaller—asifwewerelivingina“globalvillage”.Technologyislargelyresponsibleforbringingpeopletogether.Channelsofcommunication,suchasthemobilephoneandtheInternet,havemadeitpossibletospeakinstantlywithsomeoneontheothersideoftheplanet,enablingustoformcloseconnectionswithpeopleofcompletelydifferentcultures.Thetelevision,meanwhile,isawindowontheworld,givingusquickandeasyaccesstootherculturesandlifestyles.Culturalexchangehelpsustobemoreinclusiveandtoovercomecultureshock.Butinclusivenessdoesn’tmeanthatourcultureswillmergeintooneanother.Rather,it’saboutcountriesandpeoplemakingajointefforttocometogethertocreateamoreharmoniousandunderstandingworld,sothatwecanallenjoythemutualbenefits.bring…together使……团结起来；集合沟通渠道形成密切联系了解世界的窗口更包容的文化冲击共同努力互惠互利Task2:CompletetheletterwiththecorrectformoftheexpressionsinTask1.DearEditor,YourarticleaboutlivinginaglobalvillagereallystruckachordwithmebecauseI’vejustreturnedfromateachingprojectinCambodiaandThailand.Ihadbeenworriedaboutthe1__________,butfortunatelytheothervolunteersandlo