7. it的用法

“it”的用法It常考的六大考点•考查it做代词(人称/非人称)•考查it做形式主语•考查it做形式宾语•考查it的强调句型•考查it的几个常用句型•考查it的固定用法1.Itissaidthatashort-temperedmanintheSongDynasty（960—1279）wasveryanxioustohelp___33___ricecropgrowupquickly.Hewasthinkingabout___34___dayandnight.(2008高考)2.Janewaswalkingroundthedepartmentstore.Sherememberedhowdifficult__31__wastochooseasuitableChristmaspresentforherfather.(2009高考)3.Heaskedhisteacher，“Sir，thewaterwasawful.Whydidyoupretendtolike___38__?”(2010高考)ititit人称代词（指代上面提到的事物）形式主语人称代词（指代上面提到的事物）1.Don’ttakethenotebookaway.Mywifeisusingit.1、it用作人称代词=thenotebook指代上文提到的事物2.Whatabeautifulbaby!Isitaboy?指代性别、身份不明的人（婴儿）3.---Whoisit?---Itisme,LiMing.Pleaseopenthedoor.4.---Whoisthemanoverthere?---ItmustbeJay.2、it用作非人称代词1.Itissonoisyhere.2.ItseldomsnowsinGuangzhou.3.It’saboutonekilometerfromheretothepark.4.Itis28－32degreecentigradetoday.5.Whattimeisitbyyourcellphone?环境情况时间天气距离温度Whattimeisitnow？现在是什么时候了？Whatdateisittoday？今天几号？3、it用作形式主语常用句型：①Itisimportant/necessary/strange/natural...thatsb(should)dosth②Itisafact/pity/shame...that...在表示出乎意料时(“竟然”)，从句用虚拟语气Itisapitythatsuchathing(should)happentoyou.Itisapitythatheisill.③Itissaid/reported/believed/expected/hopedthatsbwilldo/havedonesth相当于Sbbesaidtodosthhavedonesth④Itissuggested/ordered/demandedthatsb(should)dosth有人建议/命令/要求据说；据报道；人们/有人相信；人们/有人期望、预料、希望⑤Itlooks/seemsasif…“看起来好象．．．”⑥Ithappenedthat….Itdoesn’tmatter…It’snowonder…Itdoesn’tmaketoomuchdifference…“碰巧…”“难怪…”“…没多大影响”Itoccurredtosbthat…“某人想起…”Itis(high)timethatsbshoulddo/sthdidsth“(正)是某人做某事的时候了”⑦Itisnouse/good/fun/awasteoftimedoingsth“做某事是没有用处/好处/乐趣/浪费”⑧It/Thisisthefirst/second…timethatsbhave/hasdonesthIt/Thiswasthefirst/second…timethatsbhaddonesth“这是某人第一(几)次做某事”1.有必要立即派他去北京。Itisnecessarythat___________________rightaway.2.有人建议，英语晚会周六举行。ItissuggestedthattheEnglishevening_____________________.3.该是我们吃午饭的时候了。Itishightimethat_______________________________________.4.Itwasthefifthtime(that)I_______(pay）afriendlyvisittoAfrica.he（should）besenttoBeijing（should）beheldonSaturdaywehadlunch/weshouldhavelunchhadpaid注意：表存在有therebeThereissomethingwrongwith…ThereisnoneedtodosthThereisnodoubtthat……有问题没必要…毫无疑问…____isknowntousthattheearthrunsaroundtheearth____isknowntous,theearthrunsaroundtheearth._____isknowtousisthattheearthrunsaroundtheearthItAsWhat4、it用作形式宾语Sb+谓语动词+it+adj./n.+真正的宾语todosthdoingsth从句think,believe,make,find,consider,feel…difficult/hardinterestingone’sduty….①Wethinkitimportanttolearnaforeignlanguage.Wethinkitourdutytocleanourclassroomeveryday.…makeitclearthat…清楚地表明ImadeitcleartohimthatIwouldnotgivehimanyhelpfromthenon.…makeitaruletodo…习惯做某事Hemakesitaruletoreadanhourbeforebreakfast.1.我们的老师认为学习而不实践是没有好处的Ourteacherthinks____nogood________withoutpractice.itlearning2.我发现她很容易相处。Ifinditeasytogetalongwithher.3.Ilike___intheautumnwhentheweatherisclearandbright.(04全国)A.thisB.thatC.itD.oneCIlike/love/dislike/hate/appreciateit+从句感情类动词5.it用在强调句中基本结构：itis/was+被强调的部分+that/who/whom她爱的是你，而不是我。Itisyouthatsheloves,notme.Itwasfromonlyafewsuppliesthatshehadboughtinthevillage______thehostesscookedsuchanicedinner.thatIdidmeetanoldfriendinthecinemalastweekImetanoldfriendinthecinemalastweek.Itwas__who/thatmetanoldfriendinthecinemalastweek.Itwas__________who/thatImetinthecinemalastweek.Itwas_________thatImetanoldfriendinthecinema.强调主语：强调宾语：强调时间状语：句型转换__强调地点状语：Itwas__________thatImetanoldfriendlastweek.___________________________Ianoldfriendinthecinemalastweek那能不能强调谓语动词met呢？IdidmeetanoldfriendinthecinemalastweekItwasnotuntilshetookoffherdarkglassesthatIrealizedshewasafamousfilmstar.notuntil的强调句型：NotuntilshetookoffherdarkglassesdidIrealizeshewasafamousfilmstar.Ididn’trealizeshewasafamousstaruntilshetookoffherdarkglasses.直到雨停了我才回家。Ididn'tgohomeuntiltherainstopped.NotuntiltherainstoppeddidIgohome.ItwasnotuntiltherainstoppedthatIwenthome强调句型的判断1)Itwasthestreet_______Imetanoldfriendofmineyesterday.2)Itwasinthestreet______Imetanoldfriendofmineyesterday.3)Itwas6:00_____wehadoursupperyesterdayevening.4)Itwasat6:00_______wehadoursupperyesterdayevening.wherethatthatwhen将结构去掉，剩下的部分能构成一个完整的句子便是强调句。6.考查it的固定用法1.Don’ttake__thatallthosewhogetgoodgradesintheentranceexaminationwillprovetobemostsuccessful.2.Youmayrelyon____thathewillcomehereontime.3.I’llseeto_____thatallisready.it指望，相信负责ititsbdepend(rely)onitseetoittakeitforgrantedthatmakeitYouguessitDon’tmentionit把…看做是理所当然别提了，表示不用谢成功，安排在或定在某时间你猜着了7.考查it的几个经典句型1)Itbe+时间+before…2)Itbe+时间+since…3)It’s(high)timethat…4)It’suptosbtodosth5)Ithappens/appears/seemsthat…6)It+bethefirst/secondtimethat…7)Ittakessth.todosth.8)Itisnowonderthat…1.I’msorryyou’vebeenwaitingsolong,butit’llstillbesometime_______Briangetsback.肯定式：过了一段时间,才……2.Itwasnotlong______heleft.否定式：没多久,就……beforebefore没多久他就离开了。3.Ithasbeenthreeyearssincehesmoked.4.Ithasbeenthreeyearssincehebegantosmoke.他已经戒烟三年了.他吸烟有三年了。该句型中若since后跟延续性动词，要翻译成否定含义,即“没做某事已经多久了4.It’shightimethatyou_____(do)yourhomework.5.It’suptoyou______(decide)wheretogo.6._____happenedthatIwaswatchingTVwhenhecametoseeme.7.Itisthesecondtimethathe______(come)toBeijing.8.Does____matterwhetherhecanfinishtheworkon