[核心单词]expandv．膨胀；扩大；扩展[经典例句]Hewassoeagertoexpandhisfarmthathedidnotnoticetheriverflowingslowlytowardshisdoor.(2013·江西·阅读理解A)他非常渴望扩大农场以至于他没有注意到河流慢慢地流向他的房门。expandinto(使……)扩大成……expandin在……方面增加/膨胀expandon/upon详述，详细阐明①AsHelen'sknowledgeandvocabularyexpanded,sheaskedmoreandmorequestions.随着海伦知识和词汇量的增加，她问的问题越来越多。②Hismodestbusinesseventually________asupermarketempire.他原先不大的生意后来扩展成了超级市场集团企业。答案②expandedinto【易混辨析】expand(使)(尺寸、数字或数量等)扩大，增加(活动量)，扩大(活动范围)extend延伸，延长(建筑或道路、时间等)，扩大(控制、影响力等)，伸展(手臂、腿等)spread把(物)铺开、张开，(疾病、感情、问题或火等)蔓延，(消息、思想等)流传，传播，扩展(使能覆盖大的面积)，张开(手臂、双腿等)stretch伸展，拉长，一般指由曲变直、由短变长的伸展，不是加长语境填词③Thefire________fromthefactorytothewarehousenearby.④Thepath________asfarasthehill.⑤Mybluesweaterhas________completelyoutofshape.⑥Metals________whentheyareheated.答案③spread④extends⑤stretched⑥expand【巧学助记】conclusionn．结论；结束[经典例句]Theauthorsofthestudynotedthattherewerelimitationstotheirconclusions.(2013·湖北·阅读理解E)该项研究的作者提到，他们的结论有一定的局限性。(1)cometo/arriveat/reach/drawaconclusion得出结论bring...toaconclusion使……结束inconclusion(＝toconclude)最后(一句话)(2)concludev．得出结论；断定；推断出；结束①Weconcludedthathewasagainstourplan.＝We____________thathewasagainstourplan.我们得出结论他反对我们的计划。②Inconclusion,I'dliketosayhowmuchIhaveenjoyedmyselftoday.＝____________，I'dliketosayhowmuchIhaveenjoyedmyselftoday.最后，我想说我今天过得很开心。答案①cametotheconclusion②Toconcludeaimn．[C]目标，目的；[U]瞄准v.瞄准，对准，目标在于[经典例句]Mostbusinessesseektomakeaprofit—thatis,theyaimtoachieveincomethatismorethanthecostsofoperatingthebusiness.(2013·新课标Ⅰ·任务型阅读)大部分企业努力获取利润，也就是说，他们旨在获得超出企业运行花费的收入。(1)takeaimat...瞄准……，对准……withtheaimof...以期……，意在……(2)aim(sth)at...(把……)瞄准……aimtodosth/atdoingsth力争做到(3)beaimedat...目的是……，旨在……①ShewenttoLondon________findingajob.她去伦敦是为了找工作。②Heaimed(hisgun)________thebird,butdidnotfire.他(用枪)瞄准鸟，但没开枪。答案①withtheaimof②atreactvi.(化学)反应；起作用[经典例句]Theyreacttowhattheyseeandwhatyoudo.(2012·辽宁·完形填空)它们对自己看见的和你所做的作出反应。(1)reactagainst反对；反抗reactto对……作出反应，起反应reacton/upon对……产生影响reactwith与……产生化学反应(2)reactionn.反应；起作用①Iron