高二英语Unit7Livewithdisease知识精讲教案.docx

高二英语Unit7Livewithdisease知识精讲教案.docx

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高二英语Unit7Livewithdisease知识精讲教案

高二英语Unit7Livewithdisease知识精讲教案

　　高二英语unit7livewithdisease知识精讲教案

一.本周教学内容

unit7livewithdisease

二.教学目标

1.mastersomedifficultphrasesandsentencepatterns.

2.subjunctivemood

3.practisesupportingandchanllenginganopinion

三.教学重点与难点

subjunctivemood

四.具体内容

backgroundinformation

1.thesevendeadlydiseases:

number1isheartdisease.oneintwopersonshasthisdiseasenow.

number2iscancer.thoughthereisalotofresearchondealingwithcancer,therestillbe80percentofthosewithcancerwilldie.

number3isstoke,mainlyreferringtocardiovasculardisease.astrokeisthesamebasicdiseaseasheartdisease.withaheartattackitisthebloodvesslesgoingtoyourheartmuscles;withastrokeitisthebloodvesselsgoingtoyourbrain.

number4isdiabetes.ithasincreasedabout50%inthelastdecade.itisverydietrelated.

number5isosteoporsis.

number6isarthritis.

number7isalzheimer’sdisease.

2.aids

（1）whatisaids?

aidsstandsforacquiredimmunedeficiencysyndrome.itresultsforminfectionwithaviruscalledhiv,withstandsforhumanimmunodeficiencyvirus.thisvirusinfectskeycellsinthehumanbodywhicharepartofthebody’simmunesystem,whichfightsinfectionsandvariouscancers.

hivistransmittedthroughbloodandotherbodyliquidsandspreadsthroughunprotectedsex,infectedbloodtransfusionsandthroughbirth.medicalstudiesshowthattheaidsviruscannotbetransmittedviathefollowingroutes:

cups,glasses,toiletseats,swimmingpool,mosquitoes,otherinsects.

thereisnocureforaidsnow,butmedicaltreatmentcanslowdowntherateatwhichhivweakenstheimmunesystem.fewpeoplesurvivefiveyearsfromthetimetheyarediagnosedwithaids.

fivepeopleworldwidedieofaidseveryminuteofeveryday.hivhashiteverycorneroftheglobe,infectingmorethan42millionmen,womenandchildren,5millionofthemlastyearalone.

thisdiseaseisspreadingfastinareaswherethereisalackofproperhealthcare,preventionandeducation.

（2）somethingaboutworldaidsday

ifitistheonlythingyoudoforworldaidsday,weartheredribbonon1stdecember.itistheinternationalsymbolofhivandaidsawareness.bywearingit,youareshowingyoursupportforover42millionpeopleacrosstheworldwhoarelivingwiththedisease.wemustlearntotreatthemproperlyandmaketheirlifemoredifficult.

languagepoints

1.infect传染；感染；传播病菌于

beinfectedwith感染上共8页，当前第1页12345678

weareofteninfectedwithfluinspring.

it’sdangeroustobecomeinfectedwithbirdflu.

2.bydoing通过做某事（介词短语作方式状语）

shetaughtherselftoplaytheviolinbypractisinginhersparetime.

fishermenmakealivingbyfishing.

onlybyworkinghardwillbeabletowinsuccess.

3.gettested接受检查

getmarried;getinjured;gethurt;getdrunk;getbroken;getengagedto;getburnt;getwet;getsick;getangry;getexcited;getcaughtintherain;getlost;getwounded;getdestroyed;getstarted;getcold;getold;getwarm

4.need

（1）need用于肯定句时，属行为动词，后接动词不定式做宾语。

（2）need做情态动词时，多用于否定疑问句中。

（3）need/require/wantdoing表示被动。

（4）need做名词用。

somedoctorsweresenttothefrontwheremedicalworkerswere________.

a.ingreatneedof

b.ingreatneed

c.neededgreat

d.inneedof

youwillnever________abouthim.

a.needworrying

b.needtoworry

c.needtoworried

d.needn’tworry

_______foryouhavecomesoearly.

a.it’snoneed

b.thereisnonecessary

c.thereisnoneed

d.itisnotneed

what________istomakelifeeasierforpeoplewithdisabilities.

a.needstodo

b.needdoing

c.needsdo

d.needstobedone

5.via

（1）bymeansofbyairmail=viaairmail

（2）bywayof

i’llsendamessagetoyouviaafriend.

theywenttobeijingviazhengzhou.

6.haveaknowledgeof:

understand

a.babyhasnoknowledgeofgoodandevil.

7.explainsth.tosb.;explaintosb.sth.

pleaseexplainthisproblemtome.

pleaseexplaintomewhatthismeans.

8.persuade劝说；说服；使某人相信

persuadesb.todosth.=persuadesb.intodoingsth.劝说某人做某事

persuadesb.ofsth.使某人相信某事

howcanipersuadeyouofmysincerity?

persuadesb.into/outofdoingsth.

canyoupersuadeheroutofherfoolishplan?

trytopersuade劝而不服

itrytopersuadehimtoadoptmyidea,butthedidn’tlistentome.

9.with:

becauseof;owingto

silentwithshame

tremblingwithfear

shakingwithcold

beabsentwithillness

10.breakdown

vt.毁坏：

agroupofnaughtychildrenbrokethewindowdown.

分解：

sugarandstarcharebrokendowninthestomache.

vi.出故障；坏了：

themachinebrokedownwhilewewereoperatingit.

身体出毛病：

hismindhasbrokendownfromoverwork.

11.breakapromise违背诺言

breakawayfrom放弃；背离

breakinto破门而入

breakoff中断

breakup拆散；解散

breakthrough突围；突破

breakarecord

breakprison共8页，当前第2页12345678

breakthelaw

12.manage

（1）manage+n.经营；管理

manageafirm

manageaschool

（2）managetodo设法做成某事

（3）与can/could/beable连用，表示“对付；吃”

canyoumanageanothersliceofbread?

.

13.beavailablefor可利用的；有用的

therearethreesmallboatsavailableforhire.

thisserviceisavailabletoallofus.

14.discourage

（1）使沮丧

don’tbediscouragedatthenews.

（2）打消….劝阻

herparentstriedtodiscourageherfrombeingherfromingbecomingasinger.

15.choose

（1）choosefrom从….挑选

thesesamplesareforyoutochoosefrom.

（2）choosesb.sth.为某人挑选某物

hechoseheranicepresent.=hechoseanicepresentforher.

（3）choosesb.+（as/for）+n.选某人作

wechoosehimasourmonitor.

（4）choosetodosth.宁愿/愿意做某事

kirbychoosetostayathomeratherthangofishing.

（5）choosethat从句决定…

hechoosethatweshouldchangeourplan.

（6）cannotchoosebut+do只好

hecannotchoosebutgivein.

16.die

dieaway减弱

diedown渐平息

dieoff先后死去

dieout绝种

dieof死于…

17.cheersb.up使某人充满欢喜、希望

yourvisithascheeredupthesickman.

18.not…until

jackdidn’tunderstandwhyshewasangrywithhimuntilhermothertoldhimeverthing.倒装句

notuntilhermothertoldhimeverythingthatjackunderstoodwhyshewasangrywithhim.

强调句

19.befreefrom摆脱….,没有…

thesentenceisfreefrommistakes.

befreeof

thisbookletisfreeofcharge.

20.appreciate

heappreciatedyourgeniusoffrank.欣赏

iappreciateyourreasonsforobjectingtotheproposal.理解

iappreciatewhatyouhavedoneforme.感激

iappreciateyourcallingonme.感激

21.onthecontrary相反的

—youarenothingtodonow,isuppose.

—onthecontrary,ihavepilesofwork.

22.takechance利用机会；碰碰运气

wewilltakechanceontheweatherandhaveourpartyoutside.

don’ttakechancebydrivingtoofast.

bychance偶然的

onthechanceofdoingsth.希望能够做某事；指望

【典型例题分析】

[例1]couldpeoplebecomeinfected_____hivbyswimminginapoolorsittinginabath?

a.withb.ofc.intod.to

[例2]runnersfortheolympicgameshaveto_____beforeandaftertherace.

a.gettestb.gettestingc.gettestedd.gettotest

[例3]ourfootballteamwillcompeteagainstthejapaneseteamthisevening.let’sgoand_____,shallwe?

a.cheerthemupb.jointhemup共8页，当前第3页12345678

c.addthemupd.pickthemup

[例4]—iwouldliketobookaroomfortonight.

—sorry,sir,butwedon’thaveanyrooms_____atthemoment.

a.availableb.usablec.suitabled.comfortable

[例5]newsreportssaypeacetalksbetweenthetwocountries______withnoagreementreached.

a.havebrokendownb.havebrokenout

c.havebrokenind.havebrokenup

[例6]generallyitis_____badmannerstoblowyournoseat_____tableorspit（吐痰）in____publicplaces.

a.∕;the;theb.the;a;∕c.∕;∕;∕d.the;∕;∕

[例7]—theexamwaseasy,wasn’tit?

—yes,butidon’tthink_______couldpassit.

a.somebodyb.anybodyc.nobodyd.everybody

[例8]—wouldyoupleasegivemeahandandcarrythebookcaseupstairs?

—______________________.

a.withpleasureb.mypleasurec.goaheadd.itdoesn’tmatter

[例9]atpresent,thechinesegovernmentis______agreatmanyexpertswhohavemasteredtherulesofthew.t.o.

a.callingonb.callingforc.callingatd.callingup

[例10]inbritaintoday,women______44%oftheworkforce,andnearlyhalfthemotherswithchildrenareinpaidwork.

a.takeupb.makeupc.pickupd.giveup

[例11]itissaidthatinaustralia,thereismorelandthanthegovernmentknows_______.

a.howtodowithitb.whattodowith

c.whattodowithitd.howtodowith

[例12]wasitbecauseitrainedheavilylastnight_____youdidn’tcome?

a.thatb.whyc.sod.what

[例13]—youdidn’thearmeuntilnow?

—no.imust______soundly（沉）whenyoucamein.

a.havesleptb.besleepingc.sleepd.havebeensleeping

[例14]—you’veagreedtogo.sowhyaren’tyougettingreadyrightnow?

—buti_____thatyouwouldlikemetostartatonce.共8页，当前第4页12345678

a.don’trealizeb.haven’trealized

c.didn’trealized.hadn’trealized

[例15]theexperimentturnedouttobeacompletefailure,_______wasn’t______theywanted.

a.it;whatb.as;thatc.which;whatd.that;what

[例16]—whendidyougotoshanghai?

—iremember______therewheniwasaboyoften.

a.tobetakenb.beingtakenc.totaked.havingtaken

[例17]robertissaid______abroad,butidon’tknowwhatcountryhestudiedin.

a.tohavestudiedb.tobestudying

c.tostudyd.tohavebeenstudying

[例18]—iseldomwatchtv,butilistentotheradioalot.

—_____________.

a.sodoib.neitherdoic.thesametomed.soitiswithme.

[例19]inchina,allthestudentsworkhardatschool_____goingtouniversityforhighereducationinthefuture.

a.inthehabitofb.inthehopeof

c.insearchofd.inhonourof

[例20]—haven’titoldyouthatthecomputerwants_____?

—sorry,iforgot_____itfixed.i’llsenditforrepairsrightaway.

a.repairing;tohav