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Unit22Aworldoffun●目标导引Ⅰ.单词及短语besides,risk,screamone'swayto…,leadto,allow,divideⅡ.本单元语法分词作状语●内容精讲Ⅰ.单词及短语精讲1.experiencen.&v.经验［ｕ］;经历［ｃ］;形容词为：experienced有丰富经验的e.g.Don'tcorrecthimallthetime－he'lllearnbyexperience.别总纠正他的错误－他自己会通过经验学会的。Ourjourneybycame1wasquiteanexperience.骑骆驼旅行真是一次难忘的经历。e.g.Iexperiencedgreatdifficultyingettingavisatoleavethecountry.申请出国签证经历了很大的困难。e.g.She'sveryexperiencedat/inrepairingcars.2.stepv.(行)走；踩，踏n.脚步(声)；步骤；台阶e.g.Isteppedforwardtoreceivetheprize.我走上前去领奖。Isteppedinapuddleandgotmyfootwet.我踩进了一个小水坑，把脚弄湿了。e.g.Take2stepsforward.向前跨两步。Mindthestepsoutsidethedoor.小心门外的台阶。step作为名词构成的短语有：stepbystep逐渐地，一步一步地takesteps(todosth.)采取措施(做……)watchone'sstep小心3.achievementn.完成，达到，成就，成绩动词为：achieve完成，达到，获得e.g.Hefeltagreatsenseofachievementwhenhereachedthetopofthemountain.当到达山顶的时候，他有一种巨大的成就感。Hehasbroken2worldrecordsinoneday,whichisquiteanachievement.他一天打破两项世界纪录，这真是了不起的成绩。e.g.Hewillneverachieveanythingifhedoesn'tworkhard.如果不努力，他会一事无成。Thecompanyhasachieveda100%increaseinprofitability.这家公司的利润增加了一倍。4.riskn.&v.风险，危险；冒……的危险，冒失去……危险e.g.There'sariskthatthefirewouldbreakoutagain.大火再烧起的危险仍然存在。Bycriticizingthebossheriskedlosinghisjob.他冒了失去饭碗的危险去批评老板。Sheriskedherlifetryingtosavethedrowningchild.她冒着生命危险去救那个溺水儿童。risk作名词构成的词组有：atrisk处于危险之中attheriskof冒……的危险take/runarisk冒险take/runtheriskof冒……的危险e.g.Hesavedmylifeattheriskoflosinghisown.他冒着失去生命的危险救了我。Idon'twanttotaketheriskofmeetingGeorge,soI'llstayhere.我不想碰上乔治，所以我要呆在这儿。Ⅱ.句子精讲5.Theparksarebecomingmoreadvancedandnewtechnologyallowsustoexperiencealmostanythingwithoutactuallybeingindangerofriskinginjury.公园变得越来越先进，新技术使我们不用身处危险，也不会受伤就可以有各种经历。indanger处于危险in与其他抽象名词构成的短语还有：indebt负债;inneed(of)需要indoubt怀疑;insearchof寻找inpeace平静地;inpraiseof表扬insilence沉默;insupport/favorof支持，赞成inpower当权;inhonour/memoryof为了纪念inreturn作为回报;inchargeof负责introuble处境困难;inthechargeof由……负责indetail详细地;inpossessionof拥有，持有inadvance提前；inthepossessionof由……拥有/持有，在……手中incommon(有)共同之处inpublic公开地insociety在社会上inspace在太空e.g.Heisinchargeoftheclass.他负责这个班。=Theclassisinhischarge./inthechargeofhim.6.Soifyouwanttoknowwhatitfeelsliketofallthroughtheair,takeoffinarocket,flyahelicopter,walknextalion,orfightaliencreaturesinouterspace,visitoneofthethemeparksinyourarea.如果你想知道从高空落下，坐火箭升空，开直升飞机，在狮子身旁散步，或同外星生物搏斗的感觉是怎样的，那就去你们那儿的主题公园吧。takeoff升空，起飞；脱下(衣服)；休(……天)假e.g.I'mtakingThursdayoffbecauseI'mmovinghouse.因为搬家，我星期四休假。take构成的短语还有：(1)takeback收回e.g.I'msorryIwasrude;ItakebackeverythingIsaid.对不起我失礼了，我承认我所说的全错了。(2)takedown拿下来，记下来e.g.Takedownhisaddress.把他的地址记下来。(3)takeon雇用，呈现，露出e.g.Hisfacetookonaworriedlook.他脸上露出担忧的神情。Wedecidedtotakeonanewclerk.我们决定雇用一个新职员。(4)takeout取出，带sb.出去，洗去(污迹)e.g.Petrolwilltakeoutthatstain.汽油可以去掉那块污迹。(5)takeover接管e.g.HeistakingovermyjobwhileIamonholiday.我度假期间，他将接手我的工作。(6)takeup开始做……；占用(时间)e.g.Johntookupactingwhilehewasatcollege.约翰在上大学时开始演戏。ThejobtookupmostofSunday.这工作占用了大半个星期天。(7)takesb.bysurprise使某人大吃一惊taketurns轮流；takepridein以……为骄傲；takesteps/measures/action采取措施；takeuparms拿起武器；take…forgranted认为理所当然，想当然地认为7.Likerollercoasters,thrillridesusecarsthatrideontracks,butinsteadofrolling,twisting,andloopingliketherollercoasters,thrillridesusespeed,motion,andspecialeffectstogiveyouathrill.和摩天轮一样，过山车采用沿轨道行驶的车。但它靠高速、位移，和特殊效果来给人以兴奋、震颤感，而不是像摩天轮一样滚动、翻转、环绕。insteadof而不……，代替……(可以接名词，代词，动名词，介词短语等)e.g.Wewalkeddownthestairsinsteadoftakingtheelevator.我们走楼梯而不是坐电梯下去的。Hestudiesintheeveninginsteadofduringtheday.他晚上学，而不是白天学。比较：instead作为替代(没／不……而……)e.g.Idon'tlikethisone;givemethatinstead.我不喜欢这个，给我那一个吧。比较：ratherthan而不是e.g.Thecolorseemsgreenratherthan/insteadofblue.这个颜色看起来像绿色而不是蓝色。ratherthan还可以表示，与其……宁愿……，有时可以接动词原形。e.g.Ratherthanallowthevegetablestogobad,hesoldthemathalfprice.与其让蔬菜腐坏，他选择半价把它们卖掉了。Hewouldratherdiethangivein.他宁死不屈。8.Yousitinacarthat“falls”fromtalltowersandyouscreamyourwaydowntoasafelanding.你坐在车里，车从高塔上“掉”下来，你一路尖叫，直到安全着陆。screamone'sway(to…)一路尖叫，尖叫着前行还有些动词可与one'sway搭配，表示以……方式前行／走:(１)makeone'sway(排除困难)去／前行e.g.Imademywayhome.我回家去。(２)feelone'sway摸索着前行fight/pushone'sway推挤着前行e.g.Hepushedhiswaythroughthecrowd.他从人群中挤出一条路来。(３)windone'sway蜿蜒向前e.g.TheGreatWallwindsitswayfromwesttoeast.长城从西向东蜿蜒向前。9.Yourtaskistodesignanewthemeparkthatwillattractasmanyvisitorsaspossible.你的任务是设计出一个新的主题公园，让它尽可能多地吸引游客。as…as像……一样，这一比较结构用法如下：(1)as+形容词或副词原级+ase.g.Heisascleverashisbrother.他和他哥哥一样聪明。(2)as+形容词原级+a+可数名词单数+asas+形容词原级+可数名词复数+asas+形容词原级+不可数名词+ase.g.Heisascleveraboyashisbrother.他和他哥哥一样是个聪明的男孩。Theyhaveproducedasmanycarsastheydidlastyear.他们生产了和去年一样多的车。Ihavespentasmuchmoneyashim.我和他花的钱一样多。(3)as…as前还可加一个表示倍数或分数的状语e.g.ThepopulationofthatcountrywaseighttimesaslargeasthatofScotland.那个国家的人口数是苏格兰人口数的八倍。含有倍数(或分数)的比较结构总结如下：1)Ais倍数+asbig(high,long,wide…)asB2)Ais倍数+bigger(higher,longer，wider…)thanB3)Ais倍数+thesize(height,length,width…)ofBe.g.Thisroomisfourtimesasbigasthatone.这间房是那间房的四倍大。=Thisroomisthreetimesbiggerthanthatone.=Thisroomisfourtimesthesizeofthatone.注意：比较的双方A与B应属同类可比事物，所以不能说：Thesizeofthisroomis4timesasbigasthatone.10.Doesthisroadleadto…？这条路通向……吗？leadto通向；导致，引起e.g.AllroadsleadtoRome.条条大路通罗马。Toomuchworkandtoolittlerestoftenleadstoillness.过多的工作，太少的休息会引起疾病。Thiswillleadtotroublei