还剩2页未读,继续阅读
文本内容:
2019-2020年高中英语Unit3AhealthylifeGrammar导学案新人教版选修6【学习目标】学习代词it的各种用法【重点难点】学会使用it有关的高级句型尤其是强调句型、it作形式主语【课前自学】
1、作人称代词
1、it代替前面(或后面)的单数名词或分句等所表示的事物e.g.IhaveapetandIlikeit.(it代替前面的_________)Althoughwecannotseeitthereisairallaroundus.(it代替后面的_________)TheysayhehaslefttownbutIdon’tbelieveit.(it代替前面_________)
2、代替有生命但不能或不必分阴阳性的东西(包括婴儿)e.g.Yesterdaywesawabigtree.Itwasfullytwentymetershigh.(it代替前面的_______)Thebabycriedbecauseitwashungry.(it代替前面的_________)
3、在某些习惯说法中,可以代替人e.g.----SomeoneisknockingatthedoorPeter.----Whois_________----Whoaresinging----_________me
4、it与one的区别这两个词都可以代表前面说过的名词,但it用于同名同物的场合;one则用于同名异物的场合e.g.----Doyoustillhavethebicycle----NoIhavesold_________----Isthisknifeyours----No.ItisXiaoZhang’s.Mineis_________onthedesk.
5、it与that的区别两词都可代替某一特定名词,但that指同一类,并非同一个e.g.TheclimateofSouthChinaismild(温和的);Ilike______verymuch.(_________指theclimateofSouthChina)TheclimateofSouthChinaismuchbetterthan_________ofJapan.(_________指theclimate)2.用于表达时间,距离,天气、环境等◆It’shalfanhour’swalkfromheretoourschool.此处it指代的是_________.◆It’sniceandwarmhere.Butit’stwoo’clocknowandit’stimeforustogotoschool.it分别指代____________.【课堂讲解】
1.注意下列几种表示时间的句型
①.Itishigh/abouttimethat…◆(翻译)是我们离开去上海的时候了___________________________________________.
②.Itisthefirstsecond...timethat…◆(翻译)这是我第一次被表扬_________________________________________________.
③.Itis....since...◆(翻译)他们结婚三年了_________________________________.
④.Itis/was...when...◆(翻译)中华人民共和国PRC是在1949年成立的___________________________________.
⑤.Itwillbe/was...before...◆(翻译)我们下次再见要两年以后了________________________________________________.
2.it作形式宾语,来代替真正的宾语(不定式,动名词或从句),以使句子保持平衡例Wethinkitimportanttolearnaforeignlanguage.在该句中动词是_______形式宾语是______宾补是______真正的宾语是________________
①.Weconsidered____logical(合逻辑的)thatnotallplanscanbeputintopractice.A.thatB.quiteC.itD.very
②.Ihate________whenyoungpeoplespeaktotheelderlyinarudeway.A.thisB.thatC.itD.one
3.为了保持句子平衡,避免头重脚轻,it作形式主语,来代替真正的主语不定式,动名词从句.
①Itis+adj.+forsb.todosth.AItis+adj.+ofsb.todosth.B在句型A中,形容词是用来修饰事情的形容词;如importantnecessarynatural或者easysafemonnormalharddifficultdangerousunusualrareimpossiblepleasant等如对她来说参加派对很重要__________________________=Itisimportantthatsheshouldetotheparty.在句型B中,形容词必须是能表示逻辑主语特征的形容词,常见的有badbravecarelessclevercruelfoolishhonestnaughtynicepoliterudesillystupidwise..这个句型可以改写为sb.iskindtodosth.如你这样做很聪明________________________你帮助老年人,真是太善良了_________________________________.
②.Ittakes/tooksb....todosth.“做…要花某人…”◆修我的电脑花了我一个月的时间____________________________________
③.Itisnogoodusedoingsth.该句中真正主语是___,表语可以是nogoodnouseawasteoftime..◆It’snousecryingoverthespiltmilk..做这项工作是浪费时间____________________________________________________
④.Itdoesn’tmatterwhetherif...不论(是否)…没关系…◆他支不支持这个计划都没关系__________________________________________________
⑤.Ithappensseemsappearsthat...◆我恰巧在某本书上看到过这个问题___________________________________________
⑥.Itissaidreportedlearned....that...“据说”(据报道,据悉...)◆据说他已经去纽约参加一个医学会议了_________________________________________________
⑦.Itisapityashame...that...◆真可惜我不能参加你们的婚礼了__________________________________________________
⑧.Itisimportantnecessaryrightstrangenatural...that...记住that后的从句应用虚拟语气(should+动词原形),should可以省去.每天3杯水是必要的___________________________________________________
⑨.Itissuggestedordered...that...像suggest这类表示建议、要求的词,that后的从句要用__________________________________________________
4.it用于强调句中强调句型Itis/was+被强调部分(通常是主语、宾语或状语)+that(当强调主语且主语指人可用who)+其它部分针对ImetLiMingattherailwaystationyesterday.句子进行强调强调主语___________________________________________强调宾语____________________________________________强调地点状语_______________________________________强调时间状语_______________________________________5not…until…句型的强调句结构Itis/wasnotuntil+被强调部分+that+其它部分普通句Hedidn’tgotobeduntil/tillhiswifecameback.强调句Itwas_________________________thathewenttobed.【课堂练习】
1.Mybikeismissing.Ican’tfind____anywhere.A.itBoneC.thatDones
2.Hedidn’tmake________clearwhenandwherethemeetingwouldbeheld.[xx天津卷]A.thisB.thatC.itD.these
3.____wasJanethatIsawinthelibrarythismorning.A.ItB.HeC.SheD.That
4.----Haveyoueverseenawhalealive----YesI’veseen____.A.thatB.itC.suchD.one
5.Thecolorofmycoatisdifferentfrom____ofyours.A.thisB.thatC.itD.one
6.____willdoyougoodtodosomeexerciseeverymorning.A.ItB.ThereC.ThoseD.You
7.Wethink____ourdutytopaytaxestoourgovernment.A.thatB.thisC.itsD.it
8.TheclimateofShanghaiisbetterthan____ofNanjing.A.thatB.itC.whichD.what。