《英语it的用法》PPT课件.ppt

《《英语it的用法》PPT课件.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、It的用法1、代替前文提到的事、物a.Mydictionaryismissing.Ican’tfinditanywhere.b.Theelephantisverystrong.ItisfromAfrica.c.Tomhasfailedintheexam.Haveyouheardaboutit?2、指人但不知道其性别a.---Whoisit?---It’sme.b.WhenIfirstsawthebaby,itwasinabigbasketunderatalltree.3、代替this,thata.---What’sthis?---It’sacompute

2、r.b.---Whosebicycleisthat?---It’shers.4、表示时间、季节、距离、自然现象等Itishalfpasteightnow.b.ItisOctober1today.ItisNationalDay.c.Itismidsummer.It’sveryhotoutside.d.Itistwentyminutes’walktothecinema.e.Itisblowingveryhard.f.Itisveryquietatnightinthecountryside.5、作形式主语a.ItisnecessaryforustolearnE

3、nglishwell.b.Itisawasteoftimearguingwithhim.c.IthasnotbeendecidedwhethersomesoldierswillbesenttoIraq.6、作形式宾语a.Iconsideritnecessarytomasteraforeignlanguage.b.Wefoundituselesslearningatheorywithoutpractice.7、强调句:Itis/was…who/that…Ihidtheballbehindthedooryesterday.主语谓语宾语状语地点状语时间1)It

4、wasIwhohidtheballbehindthedooryesterday.2)ItwastheballthatIhidbehindthedooryesterday.3)ItwasbehindthedoorthatIhidtheballyesterday.4)ItwasyesterdaythatIhidtheballbehindthedoor.5)Ididhidetheballbehindthedooryesterday.Helikesskatingverymuch.1)Itishewholikesskatingverymuch.2)Itisskat

5、ingthathelikesverymuch.1.Wefound____interestingtotalkwithforeigners.it2.Itwasin1980______hewasborn.that3.Thisexperimentwillmake______possibletodiscoverthesecretinspace.it4.---Listen!Someoneisunlockingthedoor.---___mustbeyourfathercomingbackfromBJ.It5.Itisapity_____youdidn’tseethe

6、filmstar.that6.Itwasinthisshop______Iboughtthecomputer.that7.Itis_____,notyou,whoamgoingtodothejob.I8.Wherewas____thathefoundthewallet?it9.Wasityesterday______helosthisbike?that1.Itwasin1941_____thegreatwriterwasborn.A.whenB.whereC.whichD.that2.Ithinkitisyouwho______wrong.A.isB.a

7、reC.amD.be3.ItisIwho_____goingtohelpthosepoorchildren.A.isB.areC.beD.am4.Don’tyouthink____wrongwastingyourtime?A.itB.thatC.thisD.how5.Itwasinthisfactory_____myfatherusedtowork.A.itB.thatC.whereD.which6.____won’tbelongbeforewemeetagain.A.ThisB.ItC.ThatD.WhichDBDABB7.Ifind___diffic

8、ulttocompletethetaskonschedule.A.thatB.i