句子残缺缺动词:固定搭配failtodosththemethodistodosthIncontrastwith/toHelp:helpsb(to)dosth,Help(to)do,behelpfulin(要注意)estimate用法estimate(that)(不需加原V)estimate+N+tobeN(adj)(prep251)estimate+N+at+价格等数量词(估价)(除此概念以外优先用estimatedtobe表达)如:40to44millionyears就是时间概念,要用estimatedtobe40to44millionyearsold、contraryto:一般接抽象名词(ideas,opinions,oractions),在句首得时候不需要逻辑主语thesame…asGalileowasconvincedthatnaturalphenomena,asmanifestationsofthelawsofphysics,wouldappearthesametosomeoneonthedeckofashipmovingsmoothlyanduniformlythroughthewaterastoapersonstandingonland、seem得用法:seemtodosthItseemsthat+从句Itseemsasif+从句debilitation与debilitating区别:debilitation虚弱,乏力,debilitating使虚弱得advocate及物动词arguefortherivalsxandy/therivalrybetweenXandYbeexpendedon/insthenshrine通常用被动,enshrinein或者beenshrinedin被动语态aswellas有主次之分,A就是主,B就是次require得用法:requiredsometime/sbtodosth,Requiresb、doing…错误berequiredtodosth,requirethatsb(should)dosthrequireofsbthat、、(should)do、、需要某人做某事requiredoing(require主动表被动含义)ArequiremakingknowntoB、、rather/instead单独用时为副词,所以加句子,不能加不定式remend得用法:1、推荐,推举,举荐;a)remendsb、sth、=remendsth、tosb、给某人推荐b)remendsb、forthejob/post/position给某人推荐岗位(工作)c)remendsb、as+职务推荐某人做什么2、建议,劝告,忠告;【同advise用法一样】remendsb、todosth、建议某人做某事remenddoingsth、建议做某事remend、、、that+主语+shoud(在GMAT中必须省略)+动词原形+其她【虚拟语气】ps:区别advise与suggest得用法没有suggestsb、todosth、其余得一样。todosth、takessbsometime;ittakessbsometimetodosth;当sth、作主语时注意sthtakessbsometimetodo后面不加宾语restrictionon而不就是foraggravating使恼怒与aggravate加重suchAasB结构=AsuchasB谓语单复数情况与A一致,因为B只就是举例得内容actlike与actas区别:actlike用于修饰人,behaveinasimilarmanner,actas=fonctionasannouncesthtodosthannouncesomethingtosomebody或者announcetosomebodysomething(相当于宾语后置)announceadecision/intention/plan(在这个时候如果plan等后面接todo不会产生todo做状语修饰announce得歧义)*:Thegovernmenthasannouncedplanstocreate10,000newjobs、announce(that)如果宾语从句引导词that不补出,依然能使正常读者清晰断句,且announce后面常常不补出。announcesomebody/yourself通报、、、得到达;通知、、、已准备好(注意这个短语有专门意思)错误用法:announcetodo/besth、evidence后面要跟同位语从句来说明evidence得具体内容,而evidencefo