世纪大学英语读写教程第四册课后习题答案.doc

Unit one TEXT A II 1.He defin?es great?ness as the lasti?ng contr?ibuti?on which? a perso?n makes? or has made to human? civil?izati?on. 2.The examp?le of Churc?hill shows? the impor?tance? of persi?stenc?e and dedic?ation? in achie?ving great?ness. 3.First?borns? and only child?ren tend to make good leade?rs in times? of crisi?s, but middl?e- born child?ren are bette?r peace?time leade?rs. 4.A 20th centu?ry polit?ician? shoul?d be an effec?tive publi?c speak?er and a socia?l perso?n. 5.Intel?ligen?ce seems? to be less impor?tant than other? facto?rs, such as the abili?ty to commu?nicat?e effec?tivel?y. 6.The abili?ty to overc?ome tradi?tiona?l ways of think?ing is also cruci?al. 7.They simpl?y don’t devot?e the amoun?t of time requi?red. 8.The study? showe?d that enjoy?ing one’s work is the best form of motiv?ation?. IV 1.chat 2.ackno?wledg?e 3.motiv?ated 4.charc?teris?tic 5.despi?te 6.influ?entia?l 7.cited? 8.obsta?cle 9.intri?nsic 10.crite?ria 11.obses?sion 12.innat?e 13.contr?ibuti?on(s) 14.conte?mpora?ry 15.submi?tted 16.moral?e V 1.left behin?d 2.rise 3.made histo?ry 4.were endow?ed with 5.put up with 6.going? nowhe?re 7.ifocu?ses on 8.be built? on 9.put in 10.come up with 11.take charg?e 12.set...apart? VI effic?iency? emerg?ency fluen?cy frequ?ency profi?cienc?y tende?ncy urgen?cy suffi?cienc?y 1.fluen?cy 2.profi?cienc?y 3.emerg?ency 4.Effic?iency? 5.tende?ncy 6.frequ?ency VII 1.For some stude?nts, its not that they dont put in enoug?h time — its that they dont have good study? habit?s. 2.Child?ren perfo?rm diffe?rentl?y at schoo?l. Its not that they have diffe?rent IQs — its that they are broug?ht up in diffe?rent envir?onmen?ts. 3.The compa?ny is not very produ?ctive?. Its not that its staff? arent talen?ted — its that their? energ?y hasnt been chann?eled effec?tivel?y. 4.Im reall?y sorry?. Its not that I dont want to go