高中英语人教版Unit5Thepowerofnature 说课一等奖

选修6Unit5ThePowerofNatureI.单元基础知识1.核心单词(1)_________adj．贵重的；珍贵的(2)_________vt．保证；担保(3)_________n．潜在性；可能性；潜能adj.可能的；潜在的(4)_________n．欣赏；感激(5)_________n．小说家→________n．小说(6)_________adj．忧虑的；不安的→_________n．担心；焦虑；渴望(7)_________adj．多种多样的；不同的→_________n．多种多样；多样性(8)_________n．信服；说服→________v．说服(9)_________vi．洗澡；游泳→________n．沐浴(10)absoluteadj．(11)uncomfortableadj．(12)appointvt．(13)unconsciousadj．(14)tremblevi./n．(15)panic(panicked，panicked)vi.&vt．2.高频短语(1)________前往(2)________努力/________不遗余力(3)________在远方(4)________由……到……不等(5)take...bysurprise__________(6)burntotheground_________(7)glancethrough__________(8)compare...with___________3.重点句型(1)I___________________suddenlymybedroombecameasbrightasday.我刚要睡，突然我的卧室亮如白昼。(2)Theothertwoclimbeddownintothecratertocollectsomelavaforlaterstudy，but___________________，Istayedatthetopandwatchedthem.另外两人爬下火山口去收集供日后研究用的岩浆，我是第一次经历这样的事，所以留在山顶上观察他们。(3)___________________thisboy，whohadagreatgiftforlanguagesandpersuasion，isthefatheroftheManchupeople.据说这个男孩子就是满族人的祖先，他具有语言天赋和很强的说服力。(4)_____________________________________，Ihelpotherscientiststopredictwherelavafromthevolcanowillflownextandhowfast.收集和评估了这些信息之后，我就帮助其他科学家来预测熔岩接着将往何处流去，流速是多少。(5)______therareanimals______cranes,blackbears,leopardsandSiberiantigers.珍稀动物中有白鹤，黑熊，豹子和东北虎。II.考点精析及演练1.appointvt.任命；委任；安排，确定(时间、地点)[短语集锦]appointsb.(as/tobe)...任命某人为……appointdosth.委派某人做某事haveanappointmentwithsb.与某人有约byappointment按照约定makeanappointmentwithsb.与某人预约/约会[用法检测](1)ThePrimeMinisterhasappointed______acivilianthedefenceminister.(2)Ihavemadeanappointment______DoctorSmith.(3)AmieSalmon,disabled,isattendedthroughoutherschooldaysbyanurse______(appoint)toguardher.2.evaluatevt.评估；评价；估计evaluationn．评估；评价[同义表达]evaluate，assess，value[常见用法]evaluatesb./sth.评估/评价某人/某事evaluatevalue/importance/quality评估价值/重要性/质量[用法检测]Thedoctorevaluatedthepatient’sconditionandthenhedecidedtotryanewdrug.(1)___________________________________________________________(用“after＋doing”结构改写句子)(2)___________________________________________________________(用分词作状语改写句子)3.suitv.适合；(使)适宜；n.诉讼；恳求；套装[同义表达]suitable，fit，suited，appropriate[常见用法]suitsb.使某物适合某人suitone’sneeds适合某人的需要besuitedto/for适合于……；适宜于……besuitablefor适合于……besuitabletodosth.适合做……asuitofclothes一套衣服[易混辨析]match，suit，fitmatch多指大小、色调、形状、性质等方面的搭配。也指在能力、水平上“与……相配”suit多指合乎需要、口味、性格、条件、地位、时间等。fit多指大小、形状合适，引申为“吻合，协调”。[用法检测]用match，suit，fit的适当形式填空Thesizeoftheshirt____mewellanditscolor____mytie，soit____me.4.guaranteevt.保证；担保；n.保证；担保；保修单[同义表达]guarantee,promise,ensure,assure[常见用法]guaranteesb.sth.保证某人某事guaranteetodosth.保证去做某事beguaranteedtodo...肯定会……underguarantee在保修期内givesb.aguaranteethat...向某人担保……[用法检测]我们保证在一周内将货物送到。(一句多译)(1)____________________________________________________(v．guarantee)(2)_________________________________________________(beguaranteedto)(3)____________________________________________________(n．guarantee)5.panicn．惊慌；恐慌vi.(十分)恐慌；惊慌vt.使恐慌(panicked;panicked;panicking)[常见用法]odoingsth.使某人因惊慌做某事inpanic惊慌地panicover/about/at...对……惊慌getintoapanic惊慌失措inastateofpanic处于惊慌状态[典例助记]①Shegotintoapanicwhenshethoughtshe'dforgottenthetickets.她想起忘记带入场券，顿时惊慌起来。②Thecrowdpanickedatthesoundoftheexplosion.爆炸声一响，人群便惊慌起来。③Thebankswerepanickedintosellingsterling.银行因恐慌而抛售英国货币.6.makeone’sway前往；到……地方去；(在事业上)有所起步[短语集锦]makeone’swayto朝……走去feelone’sway摸索着前进fightone’sway奋斗着前进windone’sway蜿蜒前进forceone’sway挤出去mendone'sway改邪归正[用法检测](1)Therewasnolight，sowehadto______ourwayinthedark.(2)Shegradually______herwaytothetopofthecompany.(3)Thebusis______itswayupthemountain.7.effortn．努力[短语集锦]makeanefforttodosth.尽力做某事makeagreat/everyefforttodosth.尽力做某事sparenoeffort/effortstodosth.不遗余力做某事dosth.withouteffort毫不费力地做某事dosth.with(an)effort费力地做某事[典例助记]①Allmyeffortswerefruitless.我所有的努力都白费了。②Ifyougiveustheagency,wewillsparenoefforttofurtheryourinterests.如果贵方给予我们代理权，我们将不遗余力为贵方争取利益。③Hewonthefirstprizeinthespeechcontestwithoutmucheffort.他没费多少劲就获得了演讲比赛一等奖。8.aliveadj.活着的；活泼的；有生气的[易混辨析]alive,living,live,livelyalive作表语、后置定语或宾语补足语，既可指人，也可指物living作表语或定语，修饰人或物;“存世的，健在的”live作定语，意为“活的；现场直播的”lively作定语或表语，意为“活泼的；活跃的；热闹的”，可指人或物[用法检测](1)Airiseverywhereanditgiveslifetoevery_____thing.(2)Thefoodhegotcouldbarelykeephim______.(3)Hehadastrangewaytomakehisclass____andinteresting.(4)Theboylooked____,buthisweakbreathsuggestedthathewasstill____.A.died;aliveB.died;livingC.dead;aliveD.dead;lively9.Itissaidthatthisboy,whohadagreatgiftforlanguagesandpersuasion，isthefatheroftheManchupeople.据说这个男孩就是满族人的祖先，他具有语言天赋和很强的说服力。[结构集锦]Itissaidthat...据说……Itissupposedthat...据猜测……Itisthoughtthat...大家认为……Itisbelievedthat...人们相信……Itishopedthat...人们希望……Itisreportedthat...据报道……Itiswell-knownthat...众所周知……（Asisknowntoall/Aseveryoneknows,）注：上述结构可改为Sb./said/thought/believed/hoped...todo/tobedoing/tohavedone，根据动词不定式和said动作之间的时间关系来断定使用不定式的一般式、进行式还是完成式。[用法检测]同义句改写(用he作主语改写下列句子)Itissupposedthatheisworkinginthatbigcompany._____________________________________________________Itissaidthathehaswrittenanewbookaboutworkers._____________________________________________________Itisthoughtthatheoftenhelpsthepeopleinneed._____________________________________________________III.语法:动词-ing(v-ing)[品句归纳]观察下列句子，注意v-ing的用法：(1)It’snousecryingoverspiltmilk.覆水难收。(2)Comingoutofmyhouse,Isawthevolcanoerupting.(3)Thefallingleavesindicatethatourpreyisonthetree.v-ing形式在英语中有两种称呼，分别为①______(如Knowingisimportant.)和②______(如thefallingleave)。v-ing可以在句中充当除③______外的所有成分。句(1)中充当④_____,句(2)中充当⑤______,句(3)中充当⑥______。[具体用法](一)成分分析1.作主语：此时的-ing是动名词，看成单数，常用it作形式主语，把v-ing放于句末。常见句型有：Itbeawaste+;Itbenogood/use+;Therebenosensein+;Therebenopointin+2.作宾语：此时的为动名词，常出现在某些不能用不定式作宾语的动词后。如：enjoy,advise,admit,appreciate,forbid,feellike,beaccustomedto等后。Ican’timagineworkingoutdoorsinsuchacoldday.3.作定语：此时的既可以是动名词，也可以是现在分词。但动名词表示该名词的用途或有关的动作；而现在分词作定语则用于说明所修饰名词正在进行的动作。如diningroom(动名词)awaitingroom(动名词)awaitingman(现在分词)4.作表语：此时的既可以是动名词，也可以是现在分词。动名词作表语是对主语内容的解释，这时主语与表语位置可以互换；现在分词作表语，表明的是主语的性质与特征，主语与表语的位置不能互换。Ourjobisplayingallkindsofmusic.(动名词作表语)=Playingallkindsofmusicisourjob.Themusictheyareplayingsoundsexciting.(现在分词作表语)5.作宾语补足语：此时的是现在分词，主要用于以下两类动词后构成宾语补足语。感官动词，如：see,hear,feel,smell,watch,find,notice等。Ifeltsomeonepattingontheshoulder.使役动词，如have，keep,leave等。Iamsorrytohavekeptyouwaitinglong.Theyoungmotherleftherbabycrying.6.作状语：此时的是现在分词。-ing形式作状语，可以表示时间、原因、结果、条件、让步、行为方式、伴随状语等。NotknowingChinese,hecouldn’tunderstandthefilm.(原因状语)Thechildrenwentintotheclassroom,talkingandlaughing.(伴随状语)注：分词（短语）作状语时，其逻辑主语必须与句子的主语保持一致，如果不一致，必须用独立主格结构来表示，也就是在分词前面加上它自己的主语。Findinghercarstolen,shehurriedtoapolicemanforhelp.(分词作状语)Thetrainhavinggone,wehadtowaitanotherday.(独立主格)（二）-ing形式的完成式1.主动：Having+过去分词……，主语+谓语。Havingansweredtheletter,shewentontoreadanEnglishnovel.-ing形式的完成式所表示的动作发生在句子中谓语动词所表示的动作之前。2.被动：（Havingbeen）+过去分词……，主语+谓语。Havingbeenshownthelab,weweretakentoseethelibrary.-ing的完成被动式所表示的动作与逻辑主语之间是被动关系，发生在句中谓语动词所表示的动作之前。[用法检测]用动词的v-ing形式改写下列句子AsIcameoutofmyhouse，Isawthevolcanoerupting.→________________，Isawthevolcanoerupting.(2)Shesatatthedeskandreadanewspaper.→Shesatatthedesk_________________.(3)AsIhadneverseenavolcanoeruptingbefore，Iwasveryexcited.→_________________________________，Iwasveryexcited.(4)Itrainedheavilysothatitcausedseverefloodinginthearea.→Itrainedheavily，________________________________.IV.单元话题作文你将参加国际中学生环境论坛，就雾霾天气(fogandhazeweather)这一问题发表演讲。请你用英语写一篇100词左右的发言稿。要点包括：1．描述雾霾(fogandhaze)对人们的身体和生活造成的不良影响；2．建议民众和政府分别采取具体行动来维护空气质量。

参考答案I.单元基础知识1.核心单词(1)precious(2)guarantee(3)potential(4)appreciation(5)novelist;novel(6)anxious;anxiety(7)diverse;diversity(8)persuasion;persuade(9)bathe;bath(10)绝对的；完全的(11)不舒服的；不舒适的(12)任命；委派(13)失去知觉的(14)摇晃；颤抖(15)惊慌2.高频短语(1)makeone’swayto(2)makeaneffort/sparenoeffort(3)inthedistance(4)varyfrom...to...(5)出其不意地攻占/俘获；使措手不及(6)全部焚毁(7)匆匆看一遍(8)与……比较3.重点句型(1)wasabouttogobacktosleepwhen(2)thisbeingmyfirstexperience(3)Itissaidthat(4)Havingcollectedandevaluatedtheinformation(5)Among;areII.考点精析及演练1.(1)as/tobe(2)with(3)appointed2.(1)Afterevaluatingthepatient’scondition，thedoctordecidedtotryanewdrug.(2)Havingevaluatedthepatient’scondition，thedoctordecidedtotryanewdrug.3.fits;matches;suits4.(1)Weguaranteetodeliverthegoodsinoneweek.(2)Weareguaranteedtodeliverthegoodsinoneweek.(3)Wegiveaguaranteethatwewilldeliverthegoodsinoneweek.6.(1)feel(2)fought(3)winding8.(1)living(2)alive(3)lively(4)C。句意：男孩看起来死了，但微弱的呼吸表明他还活着。look在此为连系动词，“看起来”，后接形容词作表语，用dead；第二空表明“有气儿；活着”，可用alive/living,综合二者答案为C。9.(1)Heissupposedtobeworkinginthatbigcompany.(2)Heissaidtohavewrittenanewbookaboutworkers.(3)Heisoftenthoughtto