会计学1.Haveyoueverconsideredhowweakhumansarecomparedwithavolcano,hurricaneorearthquake?你是否想过,和火山,飓风或地震相比人类(rénlèi)是何等脆弱。consider思考,主要用于：consider+名词/-ing形式Heisconsideringstudyingabroad.他正在考虑(kǎolǜ)出国留学。consider+wh-:Weconsideredhowweshouldhelpthem.我们仔细考虑应该如何(rúhé)帮助他们。consider+副词：Considercarefullybeforeyoudecide.要慎重考虑后再作决定。2.Doyouenjoytakingrisks?riskn.风险，危险：Hewastakingariskbyovertakingonabend.他在转弯处超车是在冒风险。Thehouseisafirerisk.这房子(fángzi)有起火的危险。短语(duǎnyǔ)联想：atrisk在危险中:Youareatriskifyoudon’twearaseatbelt.不系安全带真的会有危险。attheriskof冒……危险Attheriskofseemingrude,Imustrefusedyourrequest,I’mafraid.尽管似乎无理，恐怕我还是(háishi)必须拒绝你的要求。3．appointvt.约定；指定(时间、地点)；任命；委任①WenJiabaohasrecentlybeenappointedheadoftheNationalEnergyCommission.温家宝最近被任命为国家能源委员会主任。②Alawyerwasappointedtorepresentthechild.一位律师被指定为这个(zhège)孩子的代理律师。[归纳拓展](1)appointsb.as/tobe...任命某人为……appointsb.todosth.委派(wěipài)某人做某事appointsth.(forsth.)(为某事)确定(日期、场所)(2)appointmentn.任命；约会makeanappointmentwithsb.与某人约会keep/breakanappointment守/违约IhavemadeanappointmentwithDoctorSmith.我已和史密斯医生约好了。[运用(yùnyòng)提升]Wemust________anewteacheratoncetothemountainschool.A．appreciateB．appointC．appealD．approach答案：B句意：我们必须马上委派一名新教师到那所山村学校去。appreciate“感激”；appoint“任命，委派”；appeal“呼吁，吸引”；approach“接近，靠近”。3.Havingcollectedandevaluatedtheinformation,Ihelpotherscientiststopredictwherelavafromthevolcanowillflownextandhowfast.[考点]Havingcollectedandevaluated是动词-ing形式的完成式,说明它表示的动作在主要谓语(wèiyǔ)表示的动作之前发生。[考例2]inthequeueforhalfanhour,Tomsuddenlyrealizedthathehadlefthiswalletathome.(北京2004)A.TowaitB.HavewaitedC.HavingwaitedD.Tohavewaited此处强调已等了半个小时，然后才意识(yìshí)到没带钱包，故用动词-ing形式的完成式。[考例1]Thestormleft,_____alotofdamagetothisarea.(2005全国卷I)A.causedB.tohavecausedC.tocauseD.havingcaused[点拨]“暴风雨破坏”这个动作发生在left之前，故用动词(dòngcí)-ing形式的完成式。4.Manyhouseshavebeencoveredwithlavaorburnedtotheground.许多房屋被熔岩覆盖或烧毁。burntotheground指楼等被烧毁Hehasnoplacetoliveinbecausehishousehasbeenburnttotheground.他无处(wúchǔ)栖身因为他的房子被烧掉了。短语联想(liánxiǎng)：bur