高中英语 Unit 21 Human Biology Section Ⅱ Brain Power Epidemics Explained教案（含解析）北师大版选修7-北师大版高二选修7英语教案VIP免费

SectionⅡBrainPower&EpidemicsExplainedⅠ.词义匹配1．Routinea.toofficiallyforbidsomething2．foreseeb．ausualorfixedwayofdoingthings3．underlinec．tobuildsomethingagainthathasbeendamagedordestroyed4．mournd．todelayaneventorplananddecidethatitshouldhappenatalaterdateortime5．rebuilde．tobehavetowardssomeoneordealwithsomethinginaparticularway6．prohibitf．tojointogetherasagroup7．postponeg．greattrustorconfidenceinsomethingorsomeone8．uniteh．tofeelorexpressgreatsadness,especiallybecauseofsomeone'sdeath9．faithi．toknowaboutsomethingbeforeithappens10．treatj．toemphasise答案：1～5bijhc6～10adfgeⅡ.根据词性及汉语意思写出单词1．mattern．物质2．privilegedadj.荣幸的3．catervt.满足；迎合4．entryn.进入，入学5．storagen.储存6．ampleadj.充足的，充裕的7．urbanadj.城市的8．trialn.实验9．acuteadj.剧烈的；严重的10．symptomn.症状11．pressn.新闻界；报界12．thoroughadj.彻底的；细致的13．teamworkn.协作；配合14．adaptationn．变化；变种→adaptvt.使适应15．prescriptionn．处方→prescribev．开处方16．systematicadj.系统化的→systemn．系统Ⅲ.补全短语1．consistof由……组成2．beresponsiblefor对……负责3．berelatedto和……有关4．putoff推迟5．getdownto着手，开始做6．straightaway立刻，马上7．gothrough经历；仔细检查8．wipeout彻底毁灭；抹去(旧事)9．upto至多有，高达；直到；适合，胜任10．lookthrough浏览11．onrecord记录在案的12．ratherthan而不是13．alackof缺乏……，缺少……14．beharmfulto...对……有害15．stopsth.initstracks终止；消灭1．Havingkilledupto50millionpeoplein18months,withatendencytostriketheyoungandfitratherthantheold,theSpanishFluisbelievedtohavebeenthemostacuteepidemicinhistory.西班牙流感在18个月的时间里就杀死了5000万人，它有传染年轻人和身体健康的人而不是老年人的倾向；西班牙流感被认为是人类历史上最严重的传染病。[句式分析]本句为简单句。句中havingkilledupto...为现在分词的完成式，表示该动作发生在谓语动词之前。[佳句赏析]由于提前完成了工作，我被允许回家。Havingfinishedmyworkaheadoftime,Iwasallowedtogohome.2.Yet,somehow,itwasforgottenbyhistoryuntilveryrecentlywhenSARSbecameacauseforconcern.然而，不知什么原因它被历史遗忘了，直到最近，“非典”成为了人们关注的焦点。[句式分析]untilveryrecentlywhen...作时间状语。[佳句赏析]读了你的来信我才知道事实真相。Ididn'tknowthetruthuntilIreadyourletter.3．ItstruckneartheendoftheFirstWorldWarandleftfamiliesmourningworldwide.它爆发于第一次世界大战接近尾声时，使全球的家庭陷入了一片哀声之中。[句式分析]leftfamiliesmourningworldwide为“left＋宾语＋宾补”结构。[佳句赏析]她任凭她的宝宝哭个不停。Sheleftherbabycrying.Lookatthepicturesandanswerthequestions.1．ItisMay,2009,inNorthAmerica.WhyaretheywearingmasksinthewarmMay?Because_there_was_an_outbreak_of_A_(H1N1)_flu_in_this_area.2．Whatarethemasksusedfor?They_are_used_to_prevent_people_from_being_infected.3．BesidesA(H1N1),whichofthefollowingdiseasescanbeepidemics?AIDS,cancer,flu,headache,heartdisease,stomachache.AIDS_and_flu.Ⅰ.Fastreading1．Readthetexttofindhowthepassagedeveloped?A．Inorderoftime.B．Inorderofspace.C．Inorderoflogic.D．Inorderofplace.答案：A2．Readthetextagainandarrangethesentencesinorderoftime.A．OneoftheearliestepidemicssweptthroughNorthAfrica,theMiddleEastandEurope.B．ExpertsunitedtostopSARSspreading.C．TheSpanishFlukilledupto50millionpeoplein18months.D．SARScaused8,000diseasedand774killed.E．“TheBlackDeath”spreadinAsia.答案：AECDBⅡ.CarefulreadingReadthetextcarefullyandthenfillinthechartwiththeinformati...