2019_2020学年高中英语Unit22EnvironmentalProtectionLesson2EndangeredSpecies课件北师大版选修.pptx

Lesson2EndangeredSpecies,一,二,三,一、释义搭配1.behalfa.acurvedpieceofmetalforhanging2.seizeb.themainareaoflandofacountry3.hookc.totakecontrolofaplaceorsituation,oftensuddenlyandviolently4.mainlandd.ananimalwithahardroundshell5.tortoisee.astherepresentativeofsb.orinsteadofsb.答案:1.e2.c3.a4.b5.d,一,二,三,二、短语互译1.allinall2.除以外3.forgood4.代表5.answerfor6.掠去,夺走7.wrapup8.要求结束9.orelse,总的来说apartfrom永远onsb.sbehalf(对已产生的不良后果)负责任carryoff结束callforanendtosth.否则,不然,一,二,三,三、长江中华白海豚急速减少,濒临灭绝。阅读下面的短文,并用所给单词或短语的适当形式填入空白处,一,二,三,TheYangtzeDolphinisanendangered1.Itissometimescalled“thepandaoftheYangtzeRiver”becauseitissorare.Itsnumbersaredecreasingduetopollutionintheriverandthefactthattheyareoftencaughtbyfishermens2.andtrappedintheirnets.Huntinginthepastalsoreducednumbers.Hermsof4.animals.EducationprogrammesontheYangtzeDolphinhavebeensetupbutmuchmoreneedstobedoneto5.theseanimals.,species,hooks,answerfor,endangered,protect,1,2,3,5,6,4,7,1.answerfor(对已产生的不良后果)负责任Youwillhavetoanswerforyourbehaviouroneday.总有一天你要为你的行为承担责任。WhowillanswerforthechildrensspendingsomuchtimeontheInternet?谁应该为孩子们花大量时间上网负责任?,1,2,3,5,6,4,7,阅读下列句子归纳answerfor的其他含义Hewillanswerforhismischief.他将为他的恶作剧受到惩罚。Iwillanswerforitthathewillaccomplishthetask.我愿意担保他能完成这项任务。归纳answerfor还可以表示“因而受罚”,“answerforitthat.”意为“保证”,其中it是形式宾语,真正的宾语是that引导的从句。,1,2,3,5,6,4,7,活学活用语法填空(1)Ifyougoondoingthis,wewontanswertheconsequence.(2)Icannotanswerforthathewillcome.,for,it,1,2,3,5,6,4,7,2.seizevt.依法没收;(用武力)夺取Theyseizedthedrugsandarrestedthepeopleontheboats.他们没收了毒品并逮捕了船上的人。Thearmyhasseizedpower.军队夺取了政权。,1,2,3,5,6,4,7,(1)阅读下面句子归纳seize的其他含义Donthesitate;seizethefirstopportunitythatcomesalong!不要犹豫,一有机会就抓住它!Theelephantseizedanearbybranchandputitintohermouth.大象抓住附近的一根树枝并把它放进嘴里。归纳seize还可以表示“抓住”。(2)辨析:take,grasp,snatch和seize这些动词均有“抓住,握紧”之意。take是最普通用词,不带感情色彩。指用手抓取某东西或控制某物。grasp指紧紧抓住、抓牢。snatch指突然抢走,侧重动作快或具有暴力性质。seize指突然抓住某物,强调突然的猛烈动作。,1,2,3,5,6,4,7,活学活用语法填空Suddenly,atallmandrivingagoldencarriage(seize)thegirlandtookheraway,(disappear)intothewoods.,seized,disappearing,1,2,3,5,6,4,7,3.callforanendtosth.要求结束Theyhavecalledforanendtoviolence.他们呼吁停止暴力。Manypeopleinthatcountryarecallingforanendtothewar.那个国家的很多人要求结束战争。,1,2,3,5,6,4,7,阅读下列句子归纳与call相关的短语的用法Hesnotin.Pleasecallbacklater.他不在家。请过一会儿再打来。Thelibrarycalledinalloverduebooks.图书馆要求把所有逾期未还的书收回。Hephonedmeandcalledtheappointmentoff.他给我打电话取消了这次约会。Implanningtocallonanoldfriendtonight.我打算今晚去拜访一位老朋友。Yourlettercallsupthedayswhenweworkedtogether.你的来信使我想起了我们在一起工作的日子。SheaskedhimtocallatBrownsHoteltoseeherdaughter.她要他去布朗旅馆见她的女儿。,1,2,3,5,6,4,7,归纳callback表示“回电话”;callin表示“下令或请求收回某物”;calloff表示“取消”;callon表示“拜访(某人)”;callup表示“使回忆起”;callat表示“拜访(某地)”。,1,2,3,5,6,4,7,活学活用语法填空(1)Attheconcertthesingerswillcalleveryonetoprotecttheenvironment.(2)IgotintothehabitofcallingonGloriaonmywayhome.(3)Thisistheworkthatcallscarefulness.(4)Theoccasioncallsacoolhead.(5)Hehadtocallthemeetingbecauseofthebadweather.(6)Illcallhimtomorrow.Doyouwanttovisithimwithme?(7)Ournewfriendscalledourhouselastweek.,on,in,for,for,off,on,at,1,2,3,5,6,4,7,(8)Thegovernmentthencalledtroopstodealwiththedisturbances.(9)Theoldphotocallsmemoriesofmychildhood.(10)Asamatteroffact,manypeoplearecallinganendtotheargument.,in,up,for,1,2,3,5,6,4,7,4.orelse否则,不然Stopsmokingnow,orelseyourhealthwillberuined.现在别再抽烟了,否则你会毁了自己的健康。Getupearly,orelseyouwillbelate.早点起床,要不然你就会迟到。,其他表示“否则”的词Domoreexerciseoryouwillbeoutofcondition.多锻炼,否则你会身体不好的。Youdbettergivememybook,otherwiseIllfailmytest.你最好把我的书给我,否则我的测验将要不及格了。归纳除了orelse之外,or和otherwise也可以表示“否则”。,1,2,3,5,6,4,7,活学活用语法填空Becareful.elseyouwillmakeamistake.,Or,1,2,3,5,6,4,7,5.wrapup结束Letswrapupthediscussion.让我们结束这次讨论吧。,阅读下列句子归纳wrapup的其他含义Youneedtowrapupwarmly.Itisverycoldoutside.你得穿暖和点,外面很冷。Iwrappedthebabyupinablanket.我用毯子把婴儿裹了起来。归纳wrapup还可以表示“穿得暖和”和“裹,包”。,活学活用语法填空Thereislittletimeleft.Now,whencanyouwrapthosereports?,up,1,2,3,5,6,4,7,6.onsb.sbehalf代表OnbehalfofmycolleaguesandmyselfIthankyou.我代表我的同事和我本人向你表示感谢。TheypresentedtheQueenwithabouquetonbehalfofthestudents.他们代表学生们向女王献花。Jackisnotpresent,soIshallaccepttheprizeonhisbehalf.杰克不在场,所以我将代表他领奖。Dontbeuneasyonmybehalf.不要为我担心。归纳onsb.sbehalf(=onbehalfofsb.)可以表示“代表”,也可以表示“为了”。,1,2,3,5,6,4,7,表示“代表”的还有inplaceof,represent,standfor和taketheplaceof等。DoyouwantanothergirlsentalonginplaceofMissLewis?你想让(他们)派另外一个姑娘来代替刘易斯小姐吗?活学活用语法填空Imnotappealingformyself,butdoingsobehalfofmillionsoffreshcollegegraduates.,on,1,2,3,5,6,4,7,7.carryoff掠去,夺走Hecarriedoffthetreasurefromtheisland.他从岛上夺走了财富。Thatbadhabitcarriedoffherhealth.坏习惯毁了她的健康。,(1)阅读下列句子归纳carryoff的其他用法Shecarriedoffmostoftheprizesforswimming.她获得游泳项目的大多数奖。Sheshadherhaircutreallyshort,butshecancarryitoff.她的头发剪得太短了,不过她还是若无其事的样子。归纳carryoff除了表示“夺走”,还可以表示“赢得,成功地对付”。,1,2,3,5,6,4,7,(2)归纳与carry相关的其他短语的用法【高考典句】IhateitwhenshecallsmeatworkImalwaystoobusytocarryonaconversationwithher.我不喜欢她在我工作时给我打电话我总是太忙,不能和她进行会话。Itsashamethatsomepeopledontcarryouttheirpromises.那些不履行诺言的人是