2022年中考英语复习-中考写作亮点句型一 it特殊句型

It作形式主语的句型从句作真正的主语Itis+adj./n./done+that主语从句③It+adj.+that从句重要的是：ItisvitalthatItissignificantthatItisessentialthat很明显：ItisclearthatItisobviousthatItisevidentthat很可能：ItispossiblethatItisprobablethatItislikelythat③It+be+done(reported,believed,said,suggested…)+that从句Itiswell-knownthat众所周知Itishopedthat人们希望Itissupposedthat据推测Itisbelievedthat人们相信Itissaidthat据说It’ssaidthatteawasinventedbyShenNong.④It+be+n(apity,ashame,afact,amiracle,goodnews…)+that从句:该句型中，从句一般用(should)+动词原形，表示出乎意料，常译为"竟然"。Eg:Itisapitythatyoumissedthatimportantmeeting.你错过那场重要会议，真是遗憾!⑤Itisuseless/nouse/nogood+doingsth此句型中的it是形式主语,其后的动名词短语是真正的主语,译为“做…没有用”。Eg:Ituselesstalkingwithhim.⑥Ittakessb....todosth.该句型中it是形式主语，真正的宾语是todosth，常译为"做...要花费某人..."。Eg:IttookthousandsofpeoplethousandsofyearstobuildtheGreatWall.不定式作真正的主语①It+be+adj(kind,wise,careless,clever…)+ofsbtodosthEg:Itiswiseofhimtomakesuchadecisiontocutoffhalfofhisrightarm.他做出断臂的决定是明智的。②It+be+adj(easy,safe,common,normal…)+forsbtodosth该句型中adj若为important,necessary,natural,possible,strange,vital,essential等可改为从句,从句用should+动词原形。.Eg:It’sverydangerousforchildrentoplaywithfire.ItisimportantforustolearnEnglishwell.(=Itisimportantthatwe(should)learnEnglishwell.)二、It作形式宾语的句型1.sbfind/believe/think/feel/consider/make+it+n/adj+todo或从句Eg:TheyfounditdifficulttolearnEnglishwell.Eg:Ireallyappreciateitifyoucoulddomeafavor.5.sb.takeitforgrantedthat…认为……是理所当然的Eg:Itakeitforgrantedthathewillwritetome.三、It引导的时间句型⑴It+is+时间段+since引导的时间状语从句:该句型中从句一般用过去时态，句意为“自从......以来已多久了”Eg:Ithasbeen3yearssincewelastsaweachother.自从我们上次见面已三年了⑷It+is(about/high)time+(that)sbdid/shoulddosth意为“该是某人做…的时候了”，Eg:It’s(high/about)time(that)wehandedin/shouldhandinourhomework.五、It其他常见用法：Itlooks/appearsasif...看起来好像……Itseemsthat...似乎……Itturnsoutthat...原来是……Itoccursto/strikessbthat…突然想到……Ithappenedthat...碰巧……Itdoesn’tmatterwhether/if…无论是…没关系Itisnowonderthat难怪…Italldepends/thatalldepends.那得看情况It'suptosb.