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Unit3-3ListeningHarryisonthebusinesstrip.YesterdayhewassupposedtoflyfromSanFranciscotoShanghai.哈利正在出差。昨天他应该从旧金山飞到上海However,thingsdidn'tturnoutthewaytheyaresupposedto.Infact,nothingwentthewayitwassupposedto.然而，事情并没有按照他们应该的方式发展。事实上，没有事情会像预期的那样发展。Everythingwentwrongandhedidn'tgetonhisflight.Asaresult,hestayedinSanFrancisco.一切都出问题了，他没有上飞机。结果，他留在了旧金山。Thefollowingissummarywhathappen.以下是总结所发生的事情。Yesterdayhegotupatusualandhadbreakfast.昨天他像往常一样起床吃早饭。Everythingseemedtobefineandhewaslookingforwardtothetrip.一切似乎都很好，他很期待这次旅行Hewasjustabouttocheckoutofhishotelwhenhefeltthepain.他正要退房，突然感到疼痛。Itwasapainonhislowerback.Itwasadormpainatfirst,nottoobad.他腰部疼痛。一开始是宿舍疼，不算太糟。Sohedidn'tworryaboutitandhecheckedoutthehotel.所以他不用担心，他结账离开了酒店。Thenhegotonashuttlebustotheairport.然后他上了去机场的穿梭巴士。Abouthalfwaytotheairport,thepaininhisbackstartedtogetworse.大约去机场的半路上，他的背痛开始加重。Itwasagrowingpainandhewasbeginningtoworry.疼痛越来越大，他开始担心起来Soonitwasdifficultforhimtositinhisseat.很快他就很难坐下去了。Thepainwasgettingworse.Hewantedtoliedown.疼痛越来越厉害了。他想躺下。Hestartedtoswearandbreathequickly.他开始咒骂起来，呼吸急促Hewasinrealpainthen.Asascaleof1to10,thepainwasan8.他当时真的很痛苦。以1到10为分值，疼痛为8分。Whenthebusgottotheairport,thebusdriverhelpedhimtogetoff.当公共汽车到达机场时，公共汽车司机帮助他下车。Itwasdifficultforhimtowalkbuthefinallymadeittotheterminal.对他来说，走路很困难，但他终于到达终点站了Insidetheterminal,hewenttothemen'sbathroom.在终点站里，他去了男厕所Hewenttothetoiletbutthatdidn'thelp.他去了厕所，但是没用。Insteadofimproving,hisfeltdizzyandhethrewup.他没有好转，反而头晕目眩，吐了出来。Bynow,hewaswetfromallhissweating.到现在为止，他已经汗流浃背了。Heknewhecouldn’tgetonhisflight.Heusedhisphonetocallairline.他知道他不能上飞机。他用电话给航空公司打电话。Heexplainedthesituationandcancelledhisreservation.他解释了情况，取消了预订。Thenhecalled911foranemergencyhelp.911istheemergencynumbertocallforhelpintheUnitedStates.然后他拨打911求救。911是美国紧急求救电话。Anambulancearrivedabout10minutesafterhecalled.救护车在他打电话大约10分钟后到达。Bythen,hewasinsomuchpainthathecouldbarelywalk.那时，他非常痛苦，几乎走不动了。Onceinsidetheambulance,theygavehimoxygentohelphimtobreathe.一旦进入救护车，他们给他氧气帮助他呼吸。Butthepainwasstillterrible.Thentheydrovetoahospitalneartheairport.但是疼痛仍然很严重。然后他们开车去机场附近的医院。Luckily,thehospitalwasonhishealthplan.幸运的是，医院正在制定他的健康计划。Thatmeanshishealthinsuranceissupposedtopayforeverything.这意味着他的健康保险应该支付所有的费用。MedicalcostsintheUnitedStatesareveryhigh.美国的医疗费用很高。Whenhearrivedtothehospital,hewastakentotheemergencyroom.当他到达医院时，他被送到急诊室。Aftersometests,adoctortoldhimhehadakidneystone.经过一些检查，医生告诉他，他有肾结石。Itwasaverysmallstone,butitcausedalotofpain.那是一块很小的石头，但是引起了很大的疼痛。Itwaspassingthroughasmalltubeinhisbodyfromhiskidneytohisbladder.它正通过他体内的一个小管子，从肾脏进入膀胱.Thepainwillgoawayonceitgottohisbladder.疼痛一旦到达他的膀胱就会消失Untilthenhehadtogetpainmedicinetoreducethepain.在那之前，他不得不服用止痛药来减轻疼痛。Harrydidn'thavetostayinhospitalforverylong.哈利不必在医院待很久Withthepainmedicine,thepainwentawayveryquickly.用止痛药，疼痛很快就消失了Hetookataxibacktohishotelandcheckedinforanothernight.他乘出租车回旅馆，登记过夜。Thenhecalledtheairlineandmadeareservationforanotherflight.然后他打电话给航空公司，预订了另一班飞机。Theflightwillleavetomorrow.Untilthen,hewilljustrestinhishotel.飞机明天起飞。在那之前，他只在旅馆休息。Theremaybeagoodmovietowatch.可能有一部好电影要看。Sowhenyou'retraveling,pleasepreparefortheemergencies.所以当你旅行时，请做好应急准备。Makesureyouhadamedicalinsurance.确保你有医疗保险。Youneverknowwhensomethinglikethiscanhappentoyou.Sobeprepared.你永远不知道什么时候会发生这样的事。所以做好准备Unit3-3vocabularySolarenergyisoneofthecleanestandmostplentifulsourcesofenergy.太阳能是最清洁和最丰富的能源之一。Solarpowerdependsonsunlight,soincloudyweatheroratnight,nopowergenerated.太阳能依赖于阳光，所以在阴天或晚上，没有发电。Windenergyisnon-pollutingbutit'sonlyusefulinplaceswherethereisalotofwind.风能是无污染的，但是只有在风大的地方才有用。Windyturbinesconvertthekineticenergybywindintoamechanicalpower.风力涡轮机将风能转化为机械能。Nuclearenergyisefficientanddoesn'tproducecarbongasesaswasteproducts.核能是有效的，不会产生作为废物的碳气体。Thedangerousofnuclearpowerincludeddeadlyradioactivewasteproducts.核能的危险包括致命的放射性废物。Amajorsourceofenergycomesfromtheburningoffossilfuelssuchascoalandoil.一个主要的能源来自燃烧化石燃料，如煤和石油。Whenweburnthefossilfuels,wastegasessuchasCO2areproduced.当我们燃烧化石燃料时，会产生二氧化碳等废气。Fossilfussremainthelargesourcesofenergyfrommostcounties.大惊小怪的化石仍然是大多数国家的主要能源。Hydropowercomesthekineticenergyoffallingwater.水力发电是落水的动能。Outputisreliableandcanberegularlytomeetthedemandexceptduringtheperiodofdrought.除干旱期外，产量可靠，可定期满足需求。Damsareexpensivetobuildandaffectwildlifesuchasfish.水坝的建造成本很高，对鱼类等野生动物也有影响。HerearedifferenttypesofwordsinEnglish.以下是英语中不同类型的单词。Wordsthatarenounsandpronounsareusedtorepresentobjects.作为名词和代词的词用来表示对象。Anounorapronouncanbeaperson,ananimalorathingincludinganidea.名词或代词可以是人、动物或包括思想的东西。Verbsareusedtoexpressactionsuchastositdownorstandup.动词用来表示坐下或站起来的动作。Wealsouseverbstoexpressrelationshipssuchastolovesomeoneortoownsomething.我们也用动词来表达关系，比如爱某人或拥有某物.Weuseadjectivetodescribeobjectssuchasatallbuilding.我们用形容词来形容高楼这样的物体。Adjectiveareusedwithnounorpronounbutnotusedwithverbs.形容词与名词或代词一起使用，但不与动词一起使用。Weuseadverbtodescribeactionssuchastorunfastortowalkslowly.我们用副词来形容跑得快或走得慢的动作。Adverbsexpressthequalityofanactionsuchashowwellorpoorlysomethingisgone.副词表示动作的性质，比如某物消失的好坏。Weuseconjunctionstoconnectthingsoractionssuchastoreadandwrite.我们使用连词连接事物或动作，例如读和写。Conjunctionsinc