B4代词热点4·2Ⅰ.用it作形式主语或形式宾语补全下列句子①我认为我们开这个会是必要的。Ithink________thatwehavethemeeting.②努力劝他也没用。________tryingtopersuadehim.③众所周知,在世界上中国人口最多。________Chinahasthelargestpopulationintheworld.④据说他们都去看电影了。________allofthemhavegonetothecinema.答案①it(is)necessary②Itisnouse③Itiswellknownthat④ItissaidthatⅡ.单项填空①(2011·天津卷)Wefeel________ourdutytomakeourcountryabetterplace.A.itB.thisC.thatD.one答案A[句意:我们觉得让我们的国家成为一个更加美好的地方是我们的责任。本题考查代词的用法。根据句子结构可知:后面的不定式短语tomake...place为真正的宾语,设空处应为形式宾语,四个选项中只有it可作形式宾语,故答案为A项。]②(全国Ⅰ卷)IfIcanhelp______,Idon'tlikeworkinglateintothenight.A.soB.thatC.itD.them答案C[ifIcanhelpit意为“如果我有办法”,表示有办法做某事,或有办法控制某个局面。所提供的情景Idon'tlikeworkinglateintothenight说明如果有办法,不喜欢工作到深夜。so意为“这样”,常用于省略句中,代替上文中的动作。that用于代替上文的内容。]③(湖南卷)AsthebusiestwomaninNorton,shemade________herdutytolookafteralltheotherpeople'saffairsinthattown.A.thisB.thatC.oneD.it答案D[it作形式宾语,tolookafteralltheotherpeople'saffairsinthattown作真正的宾语。不定式短语作宾语时,需移至宾语补足语之后,在原来宾语的位置上用引导词it作形式宾语,构成“make+it+形容词或名词+不定式短语”结构,从而使句子保持平衡。]④(山东卷)I'dappreciate________ifyouwouldliketoteachmehowtousethecomputer.A.thatB.itC.thisD.you答案B[it用来泛泛地指某事,可用于如Ilikeit,Iappreciateit等类似的句子,表示喜欢和赞赏某事。]⑤(全国Ⅱ卷)—Doyoulike________here?—Oh,yes.Theair,theweather,thewayoflife.Everythingisnice.A.thisB.theseC.thatD.it答案D[用it指代下句中的theair,theweather,thewayoflife,其他代词不合适。]⑥Everyoneknowsthat________isdangeroustoplaywithfire,but________isdifficultistopreventchildrenfromplayingwithfire.A.it;itB.what;whatC.it;whatD.what;it答案C[it在此题中作形式主语,真正的主语是toplaywithfire。]⑦Ihate________whenpeopletalkwiththeirmouthsfull.A.itB.thatC.theseD.them答案A[it在此题中作形式宾语,真正的宾语是后面的从句。]⑧Youmaydependon________thattheyareofmuchvalue.A.thatB.theseC.itD.them答案C[dependonitthat...“相信……”固定用法。故选C。],