高二英语 Unit16 The seaWord格式文档下载.docx
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float;
occur;
beg;
trea-sure;
voyage;
dowell;
makeupone’smind;
comeup;
onaverage;
leaveout;
cubicmetre;
atatime;
begone’spardon;
crossout
2.重要句型1)Seenfromspace,theearthlooksblue.2)Besides,youwillnotfindcoralnearthemouthsofriverseitherbecausetheriverwaterhastoomuchsoilinitorbe-causeitispolluted.
3.语法省略(Ellipsis)1)ShecanholdherbreathlongerthanIcan(holdmybreath).2)Coralisnotaplantbut(itis)avarietyofanimallife.3)begyourpardon?
4)Haven’tseenyouforages.5)Sorrytohearthat.6)Thisway,please.7)Soundsfinetome.8)Terribleweather!
9)Haveyoueverbeentotheseaside?
No,wecan’taffordto.10)Don’ttellmethenameofthesailorifyoudon’twantto.
4.日常交际用语表示愿望(Expressingwishes)1)Iwishwecouldgototheseasidetoday.Pitywelivesofarfromthesea.2)Iwishtheweatherwerebetter.3)Iwishwewereonholiday.4)Iwishwecouldgoswimming.
三、课型
(一)对话课
Ⅰ.教具
录音机、投影仪。
Ⅱ.课堂教学设计
1.向学生提出下列问题:
1)Doyoulikeswimming?
2)Howmanyofyoucanswiminthisclass?
提问几位能游泳的学生:
3)Ifyouwanttoswim,wheredoyougo?
4)Haveyoueverswuminthesea?
5)Doyouthinkswimmingintheisexciting?
Isitdangerous?
6)I’dliketoaskthosewhocan’tswimatpresentonequestion:
Doyouwanttolearnswim-ming?
Why/Whynot?
2.准备放对话录音。
借助投影片打出以下听前提问:
1)CanBrucegototheseasidewithhisfriendtoday?
Howdoyouknow?
Pleaseexplain.2)WheredidBruceandhisfamilyspendtheirholidayslastAugust?
放录音一至两遍,请学生回答上述问题,教师予以必要订正。
Key:
1)Brucecan’tgototheseasidewithhisfriendtoday.Becausetheylivesofarfromthesea.2)TheyspenttheirholidaysonthebeachlastAugust.
3.再次放对话录音,学生跟读。
根据本课对话内容,教师再提出一些问题,检查学生的理解程度。
1)Pleaseexplainthemeaningofthesentence:
Wehadalovelyholiday,oneofthebestever.2)WhatinformationdoyouknowaboutLiQun’scousin?
3)WhatisLiQungoingtodowhenheleavesschool?
4)Pleaseexplainthemeaningofthesentence:
I’lltimeyou.
1)TheholidaywehadlastAugustisoneofthebestwehaveeverhadsofar.2)Heisasailor.He’sdoingverywellinthenavyandsometimessendsLiQuninterestingpost-cardsfromtheportswheretheshipstops.3)Hehasn’tdecidedyet.4)InthisdialogueitmeansthatI’lllookatthewatchandseehowlongyoucanholdyourbreathunderwater.
4.将学生分为两人一组练习对话。
数分钟后,请两三组同学到前面表演,教师予以讲评。
5.教师指导学生归纳本课中有关表示愿望(Expressingwishes)的常用语句(见日常交际用语部分)。
要求学生能熟练掌握这些语句,并在编练新的对话时加以运用。
教师提供如下情景,组织学生两人一组编演新的对话:
Situation1:
Afamouspopstarisgoingtogiveaconcertsoon.Youlikethisstarverymuchandwanttohearhimagreatdeal.Butthequestionisthatyoudon’thaveenoughmoneyfortheticket.Youaretalkingwithyourfriendandexpressingthestrongwishtogototheconcert.
Situation2:
Yourfatherworksabroad.Youhaven’tseenhimforquiteafewyears.Youaretalkingwithyourmother,sayingthatyoumisshimverymuchandwanttogoandseehim.Butyourmotherisbusyandshecan’ttakeyouthere.Besides,youhavetostudyandyouareafraidtofallbehind.Makeadialogue.
学生也可以自己设计情景,编演新的对话。
数分钟后,请一两组同学到前面表演,教师予以讲评。
6.布置作业1)预习第62课;
2)完成练习册中安排的练习。
(二)阅读理解课(Ⅰ)
录音机、投影仪、地球仪(可用世界地图代替)。
1.检查生词及短语。
2.利用准备好的地球仪,向学生提出以下问题,展开讨论,引出本课话题:
Nowlookatthisglobe.Itstandsfortheearthweliveon.Nowpleasetakeacloselookattheglobe,youwillfindmostpartoftheglobeisblue.Whyisthat?
Yes.Becausetwothirdsoftheearth’ssurfaceismadeupofoceans.NowcanyoutellmesomeoftheoceansinEnglish?
(Gooverthenamesoftheoceansthatthestudentsknow:
theAtlanticOcean;
thepa-cificOcean;
theIndianOcean.ThentellthestudentswealsohavetheArcticOcean.)
Nowtellme,whenwetalkaboutthesea,whatdoyoualreadyknowaboutit?
板书学生所提及的内容。
OK.Itseemstomethatyouhavealreadyknownalotaboutthesea.Next,we’llgooverthereadingpassageandI’msureyou’lllearnmoreaboutthesea.
3.准备阅读课文,教师给出读前提问:
1)Howdoesseawaterstayclean?
2)Whereisthelongestcoralbedintheworld?
教师给学生数分钟,要求学生快速阅读课文,之后请同学回答上述问题。
1)Seaweedscanproducevariouschemicalsthathelpkeeptheseawaterclean.2)ThelongestcoralbedintheworldliesoffthenortheastcoastofAustralia.
4.放课文录音,学生跟读一至两遍。
教师用投影仪打出以下statements,要求学生判断其正误,并对错误的statements进行修改。
1)Theearthlooksbluefromthespacebecauseitissofaraway.2)Onlyafewpeoplehaveseenmuchoftheearth’ssolidsurfacebefore.3)Altogetherthereareelevenmineralsthatmakeupthesaltwateroftheoceans.4)Chemicalsproducedbyseaweedshelpkeeptheseawaterclean.5)ThesurfacewateroftheMediterraneaninsummercanreachupto25℃oreven29℃becausetheweatherisveryhot.6)Accordingtothepassage,ifthesealosesalotofwatertotheair,theremightbefewerpartsofsaltperthousandofwater.7)Coralbedscanbeseeneverywhereintheseaallovertheworld.8)Coralsmustliveincleanwateranddirtywaterwillkillthem.
1)False.(Theearthlooksbluefromthespacebecausetwothirdsoftheearth’ssurfaceismadeupofvastoceans.)2)False.(Sincemuchoftheearth’ssolidsurfaceliesbe-lowthesea,littleofithasbeenseenbyhumans.)3)False.(Altogetherthereare12miner-alsthatmakeupthesaltwateroftheoceans,includingsalt.)4)True.5)True.6)False.(TaketheMediterraneanforexample,therearebetween37and39partsofsaltperthou-sandpartsofwaterasthesealosesalotofwatertotheair.)7)False.(Coralbedscanbefoundwheretheseaisnotdeepandthewatertemperaturemustnotfallbelow20℃.8)True.
5.阅读Saltlakesoftheworld,并回答以下问题:
1)Whatisthemostfamoussaltlakeintheworldandwhereisit?
2)Whydosethelakebecomesosalty?
3)Whichisthesaltiestlakeintheworld?
4)CanyougiveanexampletoshowhowsaltytheDeadSeais?
5)WhathasmadetheDeadSeasosalty?
6)WhyisitcalledtheDeadSea?
1)ThemostfamoussaltlakeintheworldistheDeadSeaanditisintheMiddleEast.2)Thelakebecomessosaltybecausewaterislostintotheairasaresultoftheheatofthesun,andthesaltstaysinthelake.3)ThesaltiestlakeintheworldistheGreatSaltLakeintheUSA.4)ThewateroftheDeadSeacontainsabout250partsofsalttoeverythousandpartsofwater.Anditisdifficulttoswimordive,asyourbodyalwaysfloatsonthesurface.5)ThemineralsthatmaketheDeadSeasosaltyarepartlysuppliedbyhundredsofnaturalspringswhichflowintotheDesdSea,andpartlybytheRiverJordan.6)ItiscalledtheDeadSeabecauseveryfewthingscanliveinsuchsaltywater.
6.布置作业
1)复述课文,介绍地中海、死海以及珊瑚的情况;
2)完成练习册中所安排的练习。
阅读理解课(Ⅱ)
1.检查学生课文朗读和复述。
2.准备阅读课文Lifeintheoceans,教师给出读前提问:
1)Wheredoesthesquidlive?
2)Whatisthelengthofthespermwhaleingeneral?
1)Thesquidlivesinthedarkatagreatdepthatthebottomoftheocean.2)Thelengthofthespermwhaleisover18metres.
3.放课文录音,学生跟读一至两遍。
教师就课文内容提问,检查学生的理解程度:
1)WhycanfishliveinthecoldoceansaroundtheAntarctica?
2)Howmuchdoesawhaleeatatatime?
3)Doallthewhalesfeedonsmallfish?
4)Howdeepcanaspermwhaledive?
Andhowdoesthespermwhalemanagetodothis?
5)Howdoesthespermwhalefindfoodatthebot-tomoftheoceanwhereitiscompletelydark?
1)FishcanliveinthecoldoceansaroundtheAntarcticabecausetheirbloodcon-tainsaparticularchemical.2)Awhalemayeatatonofthesmallfishatatime.3)No.Atypeofwhalecalledthespermwhalefeedsonthesquid.4)Aspermwhalecandivetoadepthof1000metres.Whenthespermwhaledives,itsheartslowstohalfitsnormalspeed.Bydoingthisthespermwhalecanholditsbreathforalongertime.5)Thespermwhaleusessoundwavestofindfoodatthebottomoftheoceanwhereitiscompletelydark.
4.教师用投影仪打出以下表格,学生利用本单元课文中所提供的信息填写表格,从而加深对本单元内容的理解。
Saysomethingabouttheseausingtheinformationcollectedfromthereadingcomprehen-sion.
(斜体部分为参考答案,可不向学生展示)
数分钟后,请几位同学根据所填写内容讲述,教师予以讲评,鼓励学生将自己整理的内容连成短文。
5.布置作业
1)将两课内容结合,复述课文。
介绍诸如地中海、死海以及珊瑚和海洋中某些鱼类的情况;
(三)语言训练课
投影仪。
1.教师检查课文复述。
2.教师从本单元词语中选择部分常用词语,配以例句介绍给学生。
要求学生反复练习这些例句,并请同学造句,教师予以讲评、订正。
1)occur
I’msosorrythatthishasoccurred.
Didn’titoccurtoyoutoclosethewindows?
ItsuddenlyoccurredtomethatIhadseenthismansomewherebefore.
2)comeup
Thequestionofdrug-takingistocomeupatthenextconference.
Theseedshaven’tcomeupyet.
Christmasiscomingupsoon.
3)makeupone’smind
Haveyoumadeupyourmindtodowhatl’vetoldyou?
Theyhavemadeuptheirmindstogotothecountryaftertheygraduate.
Hemadeuphismindthathissonmusthaveatutor.
4)various/variety
Thejobwasverydifficultforvariousreasons.
Lifeatschoolhasplentyofvariety.
Hehadavarietyofinterestswhichmadehimpopularwithhisstudents.
5)onaverage
Onaveragetheheadmaster’sofficereceives5letterseveryday.
Ontheaverage,inLatinAmericancountries,thereareonlyfromone-tenthtoone-fourthasmanydoctorsasthereareintheUnitedStates.
6)atatime
Wecannotdotwothingsatatime.
Youmayaskquestions.Butpleaseremember:
youcanaskonlyonequestionatatime.
7)leaveout
You’vemadeaspellingmistake;
you’veleftouttheletter“t”.
Theygaveeachpersonanumber,buttheyleftoutNo.13asnoonewantedtohaveit.
8)crossout
Willyoupleasecrossoutthelastsentenceandputthisininstead?
Thesewordshavebeencrossedout.Otherwise,thesentencewouldhavebeentoolong.
9)voyagen./v.
Theshipsetoutonalongvoyage.
Theyspentayearvoyagingaroundtheworld.
3.书面表达
中文提示(用投影片打出):
一天,李磊和同学到海边游泳,人很多,大多数人都游得不错:
潜水,使