it用法在写作中的运用

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1.it作代词时的用法;2.it作形式主语和形式宾语;3.it引导强调句型;4.it固定短语和常用句型5.it的用法在写作中的应用。objectivesItiscoldtoday.Itisathreeminutes’walkfromclassroomtotheplayground.Ihaveadictionary.Itmakesmesmart.Thinkaboutwhat“it”referstointhefollowingsentences.WarmupHesmokesinbedandIdon’tlikeit.Ⅰ.代词(1)用作人称代词,代替前文提到过的事物。Thetrainhasarrived.Itarrivedhalfanhourago.(2)用以代替提示代词this,that。What’sthis?—It’saknife.Whosewatchisthat?—It’smine.(3)起指示代词的作用,指一个人或事物。Whoisknockingatthedoor?—It’sme.(4)指环境情况等。Itwasveryquietinthelibrary.(5)指时间、季节等。Whattimeisit?—It’seighto’clock.(6)指距离。Itisalongwaytotheschool.necessaryIt+is/was+adj.important+todosth./that从句…saidIt+is/wasdoneknown+that从句suggested…Ⅱ.形式主语one’sdutyIt+is/was+n.agreathonor+todosth./that从句…思考:当形容词为strange/natural/essential/important/desirable等时当done为required,suggested,demanded,recommended等时从句必须用什么结构?1.TolearnEnglishwellisimportantforus.2.Thatyoumissedtheexcitingfootballmatchisapity.3.Thatwestudentsshouldbekindtoothersisnecessary.4.That16peoplewerekilledinthedisasterwasreported.1.ItisimportantforustolearnEnglishwell.3.Itisnecessarythatwestudentsshouldbekindtoothers.2.It’sapitythatyoumissedtheexcitingfootballmatch.TolearnEnglishwellThatyoumissedtheexcitingfootballmatchThatwestudentsshouldbekindtoothersThat16peoplewerekilledinthedisaster4.Itwasreportedthat16peoplewerekilledinthedisaster.把下列句子改写成it做形式主语的句子:findpossiblethinknecessary+todo/doing/that从句S+feel+it+importantbelievearule/anhonor……Ⅲ.形式宾语6123原则:6个常用动词think/find/consider/make/feel/believe1个形式宾语it2种宾补形式形容词/名词3种真正宾语形式todo/doing/that从句我们认为帮助别人很重要。我们相信一直不停地学习是没用的。学校定了一条规则,开始上课时学生要起立。Wethinkitimportanttohelpothers.Webelieveitnousestudyingallthetime.Theschoolmadeitarulethatthestudentsshouldstandupwhenclassbegins.用形式宾语it翻译下列句子:Ⅳ.强调句型Isawhimonthestreetlastnight.IItwasIthat/whosawhimonthestreetlastnight.himItwashimthat/whoIsawonthestreetlastnight.onthestreetItwasonthestreetthatIsawhimlastnight.lastnightItwaslastnightthatIsawhimonthestreet.1.Itis/was+被强调部分+that/who...该句型是强调句型。将被强调的部分放在前面,其它部分置于that之后。被强调部分可以是主语,宾语,表语或状语。强调的主语如果是人,that可以由who换用。如果把这种句型结构划掉后,应该是一个完整无缺的句子。这也是判断强调句型与其它从句的方法。=ItwasnotuntilshetookoffherdarkglassesthatIrealizedshewasafamousfilmstar.Ididn’trealizeshewasafamousfilmstaruntilshetookoffherdarkglasses.直到她脱下墨镜,我才意识到她是著名的电影明星。2.Itis/wasnotuntil+被强调部分+that...Ⅴ.it固定短语1.Believeitornot.信不信由你。2.Don’tmentionit.不用谢。3.Makeit.办得到,做成功。4.Takeiteasy.别着急,慢慢来;别过于紧张。5.It’suptoyou.由你决定6.It/That(all)depends.那要看情况而定。7.Forgetit.算了吧,别在意,没关系。8.Itdoesn’tmatter.没关系。9.Whenitcomesto…当谈到…;当涉及…10.That'sit.对了,正是。今天是星期二,能在此演讲是我的一大荣幸。我的主题是“高二(2)班,我爱你。”我们的教室在一楼,到操场很方便,所以在业余时间,我们经常去那里锻炼身体。众所周知,一直不停地学习是没好处的。简言之,我爱我们的教室。而且,我也爱我的同学。我们认为助人为乐是很重要的。我们都很勤奋,每天早上7:20我们在教室读英语或语文,直到晚上10点我们才离开教室。我们相信:是努力而不是智力决定成功。总之,信不信由你,高二(2)班是我校最好的班级之一,让我引以为傲。形式主语今天是星期二,能在此演讲是我的一大荣幸。我的主题是“高二(2)班,我爱你。”指时间ItisTuesdaytoday.It’smyhonortomakeaspeechhere.Mytopicis“ILoveYou,Class2,Grade2.”Itisnogood/nousedoingsth.Itisconvenientforsb.todo我的教室在一楼,到操场很方便,所以在业余时间,我们经常去那里锻炼身体。众所周知,一直不停地学习是没好处的。简言之,我爱我的教室。Myclassroomisonthefirstfloor.Itisconvenientforustogototheplayground,soweoftengotheretotakeexerciseinoursparetime.Asweallknow,itisnousestudyingallthetime.Inaword,Ilikemyclassroom.形式宾语强调句中被强调部分而且,我也爱我的同学。我们认为助人为乐是很重要的。我们都很勤奋,每天早上7:20我们在教室读英语或语文,直到晚上10点我们才离开教室。我们相信:是努力而不是聪明决定成功。Besides,Ialsolikemyclassmates.Wethinkitimportanttohelpothers.Wearehard-working.Itisat7:20everymorningthatwereadEnglishorChinese.Anditisnotuntil10:00thatweleavetheclassroom.Weallbelieve:Itisourefforts,notourintelligence,thatdetermineoursuccess!固定结构Inshort,believeitornot,Class2,Grade2isoneofthebestclassesinourschool,andI’mproudofit.高二(2)班总之,信不信由你,高二(2)班是我校最好的班级之一,让我引以为傲。今天是星期二,能在此演讲是我的一大荣幸。我的主题是“高二(2)班,我爱你。”我们的教室在一楼,到操场很方便,所以在业余时间,我们经常去那里锻炼身体。众所周知,一直不停地学习是没好处的。简言之,我爱我们的教室。而且,我也爱我的同学。我们认为助人为乐是很重要的。我们都很勤奋,每天早上7:20我们在教室读英语或语文,直到晚上10点我们才离开教室。我们相信:是努力而不是智力决定成功。总之,信不信由你,高二(2)班是我校最好的班级之一,让我引以为傲。Dearteachersandstudents,ItisTuesdaytoday.It’smyhonortomakeaspeechhere.Mytopicis“ILoveYou,Class2,Grade2.”Myclassroomisonthefirstfloor.Itisconvenientforustogototheplayground,soweoftengotheretotakeexerciseinoursparetime.Asweallknow,itisnousestudyingallthetime.Inaword,Ilikemyclassroom.Besides,Ialsolikemyclassmates.Wethinkitimportanttohelpothers.Wearehard-working.Itisat7:20everymorningthatwereadEnglishorChinese.Anditisnotuntil10:00thatweleavetheclassroom.Weallbelieve:Itisourefforts,notourintelligence,thatdetermineoursuccess!Inshort,believeitornot,Class2,Grade2isoneofthebestclassesinourschool,andI’mproudofit.That’all.Thankyou.HomeworkFindoutthesentencesincludingitinModule5&6andwritedowntheirusages.It+will/may/must/mightbe+时间段+before(一般现在时)…It+was+时间段+before(过去时)…Itwasn’t+时间段+before(过去时)…Itis+时间段+since(过去时)...It’s(high)timethat…(shoulddo/did)该到做某事的时间了It’suptosbtodosth做某事有某人决定Ithappens/appears/seemsthat…碰巧/似乎好像It+is/wasthefirst/secondtimethat…()Itdoesn’tmatterwhether….无论/是否…都没有关系要过多久才过了多久才没过多久就瞬间动词延续性动词自从…多久了自从不…多久了现在/过去完成时

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