b6 u3 grammar-the use of it

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1、Theuseof"It"Ifyouarehappyandyouknow__clapyourhandsIfyouarehappyandyouknow___clapyourhandsIfyouarehappyandyouknow___Thenyoureallyoughttoshow____Ifyouarehappyandyouknow___clapyourhandsIfyouarehappyifyouarehappyIfyouarehappyandyouknow__stompyourfeetIfyouareh

2、appyandyouknow__stompyourfeetIfyouarehappyandyouknow__Thenyoureallyoughttoshow___Ifyouarehappyandyouknow__stompyourfeetititititititititititWho’sthelovelybaby?MyfatherisMr.Black.It’sMr.Black’s.MissSmith,youarewantedonthephone.Whois?itOh,’syou,Jim.Wherehave

3、youbeenallthesedays?it-Whatdoyouthinkofthemovie?-_____isoneofthebestmoviesthatI’veseen.ItTips1“It”canbeusedaspersonalPronouns(人称代词),referringtothepersonorthe________mentionedabove,orthepersonwhoyouarenotsureofgender(性别)oridentity(身份).things1)Itishalfpastn

4、inenow.2)It’sonlyhalfanhour’swalkfromheretoourschool.3)Ihopethatitwillbefinetomorrow.4)ItwasOctober1st,2006.5)It’squiethere.TimeDistanceWeatherDateSurroundingsWhatdoesitstandfor?Tips2“It”canbeusedasimpersonalpronouns(非人称代词)totalkabout______,date,distanceo

5、r________andsoon.weathertimeObservationItisnousecryingoverspiltmilk.覆水难收。ItisamazingthatatmyageI'mstillfit.像我这个年纪身体仍然健康，这很让人惊奇。Itisimportant(forus)tospeakEnglisheveryday.（对我们来说）每天说英语很重要。(1)Itis+adj.+(forsb.)todosth.此处的adj.通常为描述事件的形容词：easy，difficult，necess

6、ary，possible，likely,right,important,obvious…Itisillegal(forateenager)todriveacarwithoutalicense.Discovery1.替代动词不定式作主语(2)Itis+adj.+ofsb.todosth.此处的adj.通常为描述人的形容词：kind，nice,rude，cruel，considerate，thoughtful,thoughtless，careful，careless，silly，foolish，stupid，

7、clever，wise，crazy…It’skindofyoutohelpme.It’snogood/use/needdoing…It's（well）worthdoing…It's（well）worthone'swhiledoing/todo…It's（well）worthwhiledoing/todo2.it作形式主语,替代动名词adj.difficult/easy/hard/Important…n.pleasure/fun/pity/shame/honor...v.1）Itis/was2）Itis/w

8、as(a/an)It3）seems/appears/happened(vi.)4）surprised/relaxed/upset...sb.(vt.)5）issaid/reported/believed...(P.P.)that…that…that…3.it作形式主语,替代主语从句ObservationIthinkitnousearguingwithhim.我认为和他争吵没有用。Ifounditveryinterestingt