搜索
1.很明显，这项工作很适合Tom。2.据报道，几天前清远下雪了。3.正是这个学者和我们交流了他的想法。4.我们都承认今天很冷。5.我认为在公共场合犯这样一个错误是令人尴尬的。ItisevidentthatthejobisappropriateforTom.ItisreportedthatitsnowedinQingyuanseveraldaysago.Itwasthescholarthat/whoexchangedhisideaswithus.Wealladmitthatitisverycoldtoday.Ithinkitembarrassingtomakesuchamistakeinpublic.GrammarTheuseof“it”（1）it做形式主语和宾语强调句含有it的句型上文提到的事物表示时间，天气，距离，环境等指动物、婴儿和未确定身份的人Itis+adj.+that…Itis+adj.+(of/forsb.）todosth.It+be+-ed+that…It+be+n.+that…Itis/was+被强调部分+that+其他eg.Itis(high)timethat…..指代sb.think…it+n./adj.todo/thatclause01020304代替上文提到的人和物指代婴儿、小孩或不知性别的人用it替代this/that泛指（天气，距离，时间，季节等）Whoistheboy?Itismyson.Passmeyourpen.Hereitis.Thebabyiscrying.Itmightbehungry.Someoneisringing.Whomightitbe?Whatisthis?Itisabook.Itisgettingcolderandcolder.ItisalongwaytoBeijing.考考你Whatis“it”usedtotalkabout?一、指代It作形式主语，作真正主语的是_________,__________,______________Itisnogoodeatingtoomuchbeforesleepingatnight.Itisobviousthatheisaddictedtoplayingmobilegames.Itisnecessarytoappealtomorepeopletoparticipateintheactivity.tododoingaclause二、It作形式主语it做形式主语Itis+adj.+that…Itis+adj.+(of/forsb.）todosth.It+be+-ed+that…It+be+n.+that…二、It作形式主语1.Itis+adj.+that…可用于此句型的形容词有：______________________________________等。Itisobviousthatheisaddictedto(playing)computergames.很明显，他对电脑游戏上瘾了。important,necessary,surprising,possible,obvious2.Itis+adj.+(of/forsb.）todosth.形容词表示事物的特点时，如：difficult,important,easy,impossible,necessary,hard等，用for.你收养这个无家可归的孩子，真是太好了！戒烟对他来说是很难的。Itisveryhardforhimtoquitsmoking.Itiskindofyoutoadoptthehomelesschild.形容词表人的性格特征时，如：nice,good,kind,rude,brave,careful等，用of。3.It+be+-ed+that…适用于该句型的过去分词有：（1）said,reported,hoped,thought,believed,predicted等。Itishopedthatyoucanmakegreatprogressinthecomingfinalexam.希望你们能在即将到来的期末考试中取得巨大进步。Itissaidthathesucceededinpassingtheinterview.3.It+be+-ed+that…(2)适用于该句型的过去分词有：Itisrequiredthateveryparticipant（should）arriveatthelecturehallontime.建议你不要冒险逗弄那只小狗。Itissuggestedthatyou(should)notriskteasingthedog.ordered/demanded/insisted/...4.It+be+n.+that…适用于该句型的名词有：Itisapitythatyoumissedthesportsmeetinglastweek.ItisanhonorthatIwasappointedaslibrarianinourschool.我被任命为我们学校的图书馆馆长，这是一种荣幸。apity,anhonor,asurprise,one’sduty等。5.Itis+n.+doingsth.nogood,nouse,awasteoftime…..适用于该句型的名词有：Itisnousecomplainingonceyoulosethechance.一旦你失去这次机会，抱怨是没有用的。Practice1.Is____necessarytocompletethedesignbeforeNewYear'sDay？2.___isnogood_______(talk)withoutdoinganything.3.Does______matterifhecan'tfinishthejobontime?4.Iwasdisappointedwiththefilm.Ihadexpected______tobemuchbetter.5.______isafactthatEnglishisbeingacceptedasaninternationallanguage.6._____isreportedinthenewspaper,talksbetweenthetwocountriesaremakingprogress.Itisreportedinthenewspaperthattalks….itIttalkingititItAs形式宾语2)Ithinkitnousecryingoverspiltmilk.3)Ihavemadeitclearthatstudentsarebannedfrombringingcellphonestoschool.1)Ifinditeasiertosaythantodo.it作形式宾语，真正的宾语是_______,__________,__________.thatclausetododoing主语+think+it+___或____+_________．__________________.considerfindmakebelieve….n.adj.that-clausev-ingtodosth.Ithinkitbestthatyoushoulddomoreexercise.Hefounditdifficulttoaccustomhimselftogettingupearly.Shethoughtitnousearguingwiththeman.Wemadeitarulethattheofficeshouldbecleanedbyturns..Practice1.Wemake______arulethatyoumustbequietwhenyouentertheclassroomat6:15p.m.2.Ithinkitnecessary_________(have)abetterunderstandingoftheuseofit.3.Finallyhefounditawasteoftime_______(play)computergamesforalongtimeatweekend.4.Iwouldappreciate____ifyoucouldtakemyapplicationintoconsideration.ittohaveplayingit1.我认为积极参加小组活动是我的责任。Ithinkitmydutytotakeanactivepartinthegroupactivity.2.这个化学家发现用这个方法解决这个问题是没有用的。Thechemistfounditnousesolvingtheprobleminthisway.3.我相信你在学期末实现目标是可能的。Ibelieveitpossiblethatyoucanachieveyourgoalattheendoftheterm.今天是十二月二十一号。正是在一个月后我们将举行期末考试。我们都认为取得好成绩对我们来说是很重要的，因为我们都想过一个开心的寒假。据说我们将迎来最长的寒假，这个消息使每个人都很激动。希望每个人都能取得更大的进步。TodayitisDecember21st.Itisinamonththatwewilltakethefinalexam.Weallthinkitimportantforustogetgoodmarks,becauseallofuswanttoenjoyahappywintervacation.Itissaidthatwewillhavethelongestwintervacation,whichmakeseveryoneexcited.Itishopedthateverybodycanmakegreaterprogress.IMaryinthestreetyesterdayItwasIthat/whometMaryinthestreetyesterday.ItwasMarythatImetinthestreetyesterday.ItwasinthestreetthatImetMaryyesterday.ItwasyesterdaythatImetMaryinthestreet.强调句结构：Itis/was+被强调部分+that/who+句子其他成分ImetMaryinthestreetyesterday.1.被强调的部分不能为谓语动词.3.强调的部分是人也可用who,其它一律用that.Hedidn’trealizetheimportanceofhealthuntilhefellill.直到生病了，他才意识到健康的重要性。Itwasnotuntilhefellillthatherealizedtheimportanceofhealth.Notuntilhefellilldidherealizetheimportanceofhealth.InversionItisnotuntil……that……直到考试不及格，Tom才下定决心努力学习。（强调句）Itwas___________________________that_________________________________.notuntilhefailedintheexamTommadeuphismindtostudyhard1.Itwasyesterday________Mr.Pengencouragedustomakegoodpreparationsforthefinalexam.2.ItwasbecausehepaidlittleattentiontohisEnglishstudy_________hedidn’tgetagoodmarkinthemid-termexam.3.ItwasWangRuowei__________setagoodexampleforusinstudy.4.Itwasplayingcomputergames_______costtheboyplentyoftime