人教版 选修六 Unit 3 Healthy lifeGrammar（34张PPT） (1).ppt

period4grammar grammar theuseof it leadin1 itistuesdaytoday 2 itismarch10th 20083 itissunny 4 itis7 30 let sbeginourclass 5 itis25kilometersfrommyhometofenghuihighschool who sit me lookatthepicture isapictureofourschool 1 用作人称代词 代表前面提到的人或事物 it s it isthisjacketyours yes is 2 用于代替指示代词this和that it 一 it做代词 itishalfpasteightnow it sonlyhalfanhour swalkfromheretoourschool ihopethatitwillbefinetomorrow ithasrainedmuchthisyear it sspringnow it squiethere time distance weather weather season circumstance 3 用以表示时间 距离 天气 气候 季节 环境等 it做形式主语 1 it be 名词 that从句e g itisapity afact awonder nowonderthat 2 it be 形容词 that从句e g itisimportant likely possible rightthat 3 it 不及物动词 that从句e g itseems happens appearsthat 4 it be 动词的过去分词 that从句e g itissaid believed known reportedthat itissaidthattomisafaithfulworker itisreportedthatthemurdererhasbeenarrested itisbelievedthatallthestudentshavedonetheirbest tom afaithfulworker issaidtobe themurdererisreportedtohavebeenarrested allthestudentsarebelievedtohavedonetheirbest it做形式主语 5 it be 形容词 名词 forsb ofsb todoe g it scarelessofhertomakeaspellingmistake it shardformetofinishitintwodays it smydutytotakecareofallthestudents 6 it be 名词 doinge g it sfun nouse nogood awasteoftimedoingsth itisimportanttoknowyourlimitations itisagoodideatohavealittlenotebookathand itisnotworthwhilequarrellingwithhim itisstrangethatithasn tbeennoticedbefore ithappenedthattheharvestwashadthatyear itisstillaquestionhowmanypeoplewillbelieveyou itisnobusinessofyourswhereispendmywinter itwasclearenoughwhathemeant 你知道下列句中 it 分别指什么吗 itisimportanttoknowyourlimitations itisagoodideatohavealittlenotebookathand itisnotworthwhilequarrellingwithhim itisstrangethatithasn tbeennoticedbefore ithappenedthattheharvestwasbadthatyear itisstillaquestionhowmanypeoplewillbelieveyou itisnobusinessofyourswhereispendmywinter itwasclearenoughwhathemeant let spractice togiveupsmokingisverydifficult 2 arguingwithamanlikehimisofnouse 3 don tspeakillofher it swrong 4 hedidn tpasstheexam itisashame 5 hehadnodesireforsuccess itisquiteclear itisverydifficulttogiveupsmoking itisnousearguingwithamanlikehim itiswrong foryou tospeakillofher itisashamethathedidn tpasstheexam itisquiteclearthathehadnodesireforsuccess 6 whetherhewillcomeornotdoesn tmatter 7 whenwewillcelebratetheartfestivalisstillunknown 8 thatheturnedouttobethiefsurprisedmealot 9 thenewshasreachedeverypartoftheworld someonesaysthat itdoesn tmatterwhetherhewillcomeornot itisstillunknownwhenwewillcelebratetheartfestival itsurprisedmealotthatheturnedouttobethief itissaidthatthenewshasreachedeverypartoftheworld 10 whetheritwilldousharmorgoodremainstobeseen 11 workingforhimisfun 12 doeswastingalittlemoneymatter 13 howmanypeoplearetocomeisstillaquestion 14 thatheisstillaliveisawonder itremainstobeseenwhetheritwilldousharmorgood itisfunworkingforhim doesitmatterwastingalittlemoney itisstillaquestionhowmanypeoplearetocome itisawonderthatheisstillalive page21 itiswonderfulthatmyfatherhasquitsmoking 2 myfatherhasquitsmoking thatiswonderful itislikelythatyoucouldsufferfrombadhealthifyoukeepsmoking rewritethefollowingsentences using it s that 3 youcouldsufferfrombadhealthifyoukeepsmoking itislikely i mstillfitenoughtocycle20kilometersinanafternoon thatisamazing itisamazingthatiamstillfitenoughtocycle20kilometersinanafternoon itisknowntousthatbirdflu 禽流感 hitchinaagain itissaidthatliyuchungotmorethanonemillionyuanfortheadvertisement birdflu 禽流感 hitchinaagain thatisknowntous 6 liyuchungotmorethanonemillionyuanfortheadvertisement peoplesaythat 4 chinaproducesonethirdoftheworld scigarettes itisreported itisreportedthatchinaproducesonethirdoftheworld scigarettes 7 someyoungpeoplethinkthattheylookattractivewhentheysmoke itseemsthat itseemsthatsomeyoungpeoplethinktheylookattractivewhentheysmoke ah mymilkisspilt 溢出 itoldyounottoplaywithfire 该死的电脑游戏 iloveit itisnousecryingoverspilt 溢出的 milk 覆水难收 specialnotice itbevstherebe 是 有 someoneatthedoor ithink themantodeliverthemilk let shurry alongwaytogo noneedtohurry westillgetmuchtime awonderthatherefusessuchagoodoffer thereis itis thereis thereis itis itis thereis 5 nodoubtthathehasdonesomethingbad 6 nopossibilitythathewillcheatus 7 nogoodarguingwiththeunreasonablewoman 8 nodifferencebetweenthetwoplans thereis thereis itis thereis it做形式宾语 主语 动词 it 形容词 名词 不定式 动名词 that从句 e g iconsideritwrongtocheatinanexamination don tyoufinditawasteoftimewatchingtelevisiontoomuch ithoughtitstrangethatjackshouldhavehadsomuchmoneytospendthesedays it的模糊指代 指it用来指代后面从句的情况 因为后面的从句不能充当宾语 e g ican thelpitifsheisalwayslate ihateitwhenpeopletalkwiththeirmouthfull idon tlikeitwhenachinesehosekeepsservingmethefoodidon tlike i dappreciateitifyoucangivemesomeusefulinformation it的其他句型 强调句 itis was 被强调部分 that who 剩余部分 注意 who只用于被强调部分是人的时候注意疑问句语序注意not和until imetwithhimintheparklastnight itwasiwho thatmetwithhiminthe itwashimwhom thatimetwithintheparklastnight itwasintheparkthatimetwithhimlast itwaslastnightthatimetwithhiminthepark ididmeetwithhimintheparklastnight itwasatteno clock igothome itwasteno clock igothome itwasintheroom iwasborn thisistheroom iwasborn that where that when puzzle wherewereyouborn whatdidyoubuyinthesupermarket whyareyoulateforclass whendoyouwanttohavethemeeting wherewasitthatyouwereborn whatwasitthatyouboughtinthesupermarket whyisitthatyouarelateforclass whenisitthatyouwanttohavethemeeting 将此句改成强调句 shedidn tgotobeduntilherfathercameback itwasuntilherfathercamebackthatshedidn tgotobed wrong itwasnotuntilherfathercamebackthatshewenttobed right 2 it stimethatsb did shoulddo sth 虚拟语气 it stimeforsb todosth 3 it sthefirst second third timethat 注意 必须用完成时态 be 时间段 before 过多久 才 4 itbenot 时间段 before 没过多久 就 itwastwohoursbeforethefiremanarrivedhere itwasnotfiveminutesbeforethefiremanarrivedhere 过两个小时消防员才到 没过五分钟消防员就到了 translation 1 帮助我你真是太善良了 it skindofyoutohelpme 2 每天做早锻炼有益于身体健康 it sgoodforustodomorningexerciseseveryday itdoesusgoodtodomorningexerciseseveryday 3 我们认为帮助灾区的人民抗风雪暴是我们的职责 wefeelitourdutytohelpthepeopleindisaster strickenareastofightagainstthesnowstorm 4 三天之后他将要回来 itwillbe3daysbeforehecomesback 5 在英国懂得英语是非常重要的 itseemsveryimportantthatyouknowenglishinbritain 6 碰巧我看过这部电影ithappensthatihaveseenthisfil