it做形式主语做常用的句型练习2

Formanystudents,itiseasytogettoschool.对许多学生而言,到校很容易。【思一思句型剖析】(1)“Itis+adj.+动词不定式短语”句型中,it在句中作形式主语,而真实主语是后面的动词不定式短语。有时动词不定式有自己的逻辑主语,常由“forsb或ofsb.”构成。(2)it作形式主语时常用两种句式结构:Itis+adj.+forsb.+todosth.形容词描述事物的特征、性质,如easy,difficult,interesting,funny,dangerous,important,impossible,useful等Itis+adj.+ofsb.+todosth.形容词描述行为者的性格、品质,如kind,friendly,nice,right,clever,polite,careless,cute等辨异:It’sinterestingforustoplaygameshereinthepark,butIthinkit’simpoliteofustomakesomuchnoise.我们在公园里玩游戏是很有意思,但我觉得我们这么吵闹是不礼貌的。e.gItiseasyformetolearnmath.Itisimpossibleforyoutoenteragoodcollege.It’sdangerousforyoutoswimaloneintheriver.Itisverykindofyoutohelpmewithphysics.Itisfriendlyofyoutoshowmethewaytothepolicestation.Itismorethanniceofyoutohelptheold.一．Fillintheblanks:1.Itisnoteasy_________(for/of)us________(learn)aforeignlanguage.2.It’suseful________(for/of)ustouseamapwhenwegotoanewcity.3.Is______necessarytocompletethedesignbeforeTheNationalDay?4.Itis_________(possibly)_______(for/of)ustoflytothemooninaspaceship.5.It’sverykind________(for/of)you_______(help)mewithmyhomework.6.Itisverypolite________(for/of)himnot_________(speak)loudlyinpublic.7.Itisbadforyourteeth________(eat)somuchchocolate.8.Itisgood_______(for/of)yourhealth______(take)exerciseeveryday.9.It’s________(importance)forhertogetgoodgradesineverysubject.10.It’s________(difficulty)forJanetogetalongwellwithothers.Shehassuchabadtemper.二．TrueorFalse:1.Thisisimpossibleforustogetacrosssuchanarrowbridge.2.Sometimesit’srudelyofmetoyellatmyparents.3.It’sgoodforyourhealthtakingexerciseregularly.4.It’scuteforhimtodosuchathing.5.It’sdangerforhimtogointoaforestalone.三．TestFillintheblanks:1.Itisfoolish______(for/of)you_____________(giveup)suchagoodchance.2.Itisnecessary_______(for/of)collegestudents________(master)atleastaforeignlanguage.3.Itiscareless________(for/of)you________(make)suchamistake.4.It’spolite________(for/of)you_________(help)thewomancrosstheroad.5.______isnecessaryforustolearneverysubjects.6.It’s_________(impossibly)forhertogetoverthisdifficulty.TrueorFalse:1.Myparentsalwayssaythatit’sdangerousofagirltogooutlateatnight.2.It’smorethanfoolofhertotrustthisguysoquickly.3.It’sbadofyourhealthtostayathomewatchingTValltheday.4.It’simportantforyoumasteringaforeignlanguage.5.It’sfriendlyofyouhelpmetogetthisimportantinformation.