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时间:2018-05-03
《高考英语语法考点聚焦--it的用法》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、高考英语语法考点聚焦—It的用法u一、考点聚焦1、it的基本用法(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。Itwasverynoisy(quiet)attheverymom
2、ent.(5)指时间、季节等。—Whattimeisit?—It’seighto’clock.Itoftenrainsinsummerhere.(6)指距离。Itisalongwaytotheschool.(7)作形式主语。Itisnoteasytofinishtheworkintwodays.Itisnousecryingoverspiltmilk.Itisaspitythatyoudidn’treadthebook.(8)作形式宾语。Ithinkitnousearguingwithhim.Ifounditveryin
3、terestingtostudyEnglish.Hemadeitclearthathewasnotinterestedinthatsubject.(9)用于强调结构。ItwasXiaomingwhom(that)Imetinthestreetlastnight.ItwasinthestreetthatImetXiaominglastnight.ItwslastnightthatImetXiaominginthestreet.ItwasIwhometXiaominginthestreetlastnight.2、含有“Iti
4、s…”的句型(1)Itistime(forsb.)todosth.Itis(high)timethatsb.didsth.(虚拟语气)(2)Itis+形容词(+of/forsb.)+todosth.通常用 of的词有brave、clever、careful、hopeless、kind、good、naughty、nice、silly、stupid、foolish、wise等。(3)Itis+形容词+that+sb.+(should)dosth.(虚拟语气)能用于这个句型的形容词有strange、wonderful、natu
5、ral、good、proper、right、wrong、well、fortunate、important、necessary、useless、likely、probable、impossible等。有时可省去should而直接用动词原形。如:Itisimportantthatweshouldpaycloseattentiontograin.Itisnaturalthathe(should)sayso.(4)Itisnouse/good+doingsth.Itisnousetryingagain=Itisofnouseto
6、tryagain.(5)Itis+被强调部分+that/who+…Wasitinthestreetthatyoumether?Whowasitthatcalledhim“comrade”?ItwasnotuntilyesterdaythatImetmyoldfriend.Itisinasmallfactorythatmybrotherisgoingtowork.(注意上述各句均为强调句型的“考点”)比较:Itisasmallfactorywheremybrotherisgoingtowork.(定语从句)(6)Itiss
7、aid/reported/announced/(well)known…that…(7)Itis/was+时间+since…从……已多久了。ItisthreeyearssinceImethiminBeijing.ItwasalongtimesinceI(had)livedinthatsmallmountainvillagewiththesefarmers.(注意两句中的时态)ItisfivemonthssinceIarrivedinNewYork.我到纽约已经五个月了。ItisfivemonthssinceIwasinNe
8、wYork.我离开纽约已经五个月了。(注意:终止性动词表示从动作发生时算起;如果是状态动词或持续性动词,则从动作或状态结束时算起。)(8)Itis+时间+before…这个句型和上面句型中时间都是时间段,如long、years、months、weeks、fivedays、threehours、twentyminute
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