高中英语必修三第二单元教案.docx
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高中英语必修三第二单元教案
高中英语必修三第二单元教案
重点词汇
1.n.天平,平衡;余额,余数v.平衡;权衡balancedadj.均衡的[典例]
1.Manypeoplehavecometorealizethattheyshouldgoonabalanceddiet.
2.Imustcheckmybankbalance.
3.Trytobalanceyourdietbyeatingmorefruitandlessprotein.
[重点用法]beoutofbalance失去平衡
[练习]用balance短语填空或翻译。
1.He__________________andhurthimselfwhenhewentupstairs.
2.Itisdifficultforyouto___________________onanicypavement.
2.完成句子
It’sveryimportantto____________________（保持大自然平衡.However,attimesitisdisturbed,resultinginanumberofpossiblyunforeseeneffects.
2.n.好奇心;求知欲curiousadj.好奇的curiouslyadv.好奇地
[典例]
1.Childrenarenaturallycuriousabouteverythingaroundthem.
2.Iopenedthepacketjusttosatisfymycuriosity.
①Therearesomepeoplewhoshowgreatcuriosityaboutotherpeople’saffairs.
②Justoutofcuriosity,howmuchdidyoupayforyourcar?
③Itiscuriousthatheshouldnothavefailedtherace.
[重点用法]
outofcuriosity出于好奇withcuriosity=curiously好奇地
becuriousaboutsth.对某事好奇becurioustodosth.好奇地做某事
[练习]用curiousity的短语或其适当形式填空。
1.Margaretlookedathim______________.
2.Shedecidedtotryacigarette_____________________.
3.Alltheemployeesinthisfirm____________________thepersonallifeofthegeneral
manager.
4.________droveMarytoopenherhusband’sletterthoughsheknewitwaswrong.
（天津卷Peoplehavealwaysbeen________aboutexactlyhowlifeonearthbegan.
A.curious
B.excited
C.anxious
D.careful
3.vt.限制;限定n.界限;限度limitedadj.有限的limitlessadj.无限制的
[典例]
1.Thespeedlimitonthisroadis70mph.
2.Thistechniqueisusefulbutithasitslimitations.
3.Inmyopinion,youhadbettersetalimittotheexpenseofyourtrip.
①Ibelieveteachingshouldnotbelimitedtotheclassroom.
②Theamountofmoneyyouhavetospendwilllimityourchoice.
[短语归纳]limit短语:
limitsb./sth.to...限制某人/某事到某种程度putalimiton...对……限制
thereisalimitto对……是有限的withoutlimit无限地,无限制地
[练习]用limit的短语或其适当形式填空。
1.One’senergyis______.
2.________________________（没有止境whatyoucandoifyoutry.
3.Wemust_______ourweeklyexpenditure______tenpounds.
4.Onlya_______numberofplacesareavailable.
4.Inmyopinion,keepingdogsshouldnotbebanned,but________tocertainareas.
A.limited
B.limiting
C.tolimit
D.tobelimited
4.vt.有益于vi.得益于（常与from,by连用n.利益,好处;津贴
1.Therainbenefitstheplants.=Theplantsbenefitfromtherain.
2.Plentyofexerciseeverydayisofgreatbenefittoourhealth.
①Weshouldspendthemoneyonsomethingthatwillbenefiteveryone.
②Freshairandgoodfoodarebeneficialtothehealth.
[重点用法]
beofgreatbenefitto=beverybeneficialto对……有益
forthebenefitof=forsb’sbenefit为了……的利益benefitfrom从……中受益
[练习]用benefit或其短语的适当形式填空。
Thenewhighwaywill________thevillagers.
完成句子
（1Manythousandsofpatients________________（受益于这种新的治疗andrecoveredquickly.
（2Alargesumofmoneyhasbeenraised_______________（为了……的利益thepoorly-educatedchildreninthemountainousdistricts.
5.vt.&vi.（使联合;结合combinationn.联合;结合combinedadj.联合起来的
[典例]
Wecan’talwayscombineworkwithpleasure.
[短语归纳]combine的短语:
combinetogether联合起来combineAwith/andB使A与B联合起来
[练习]用combine的短语或其适当形式填空。
1A_______offactorsledtoherdecisiontoresign.
2Successwasachievedbythe_______effortsofthewholeteam.
3Asawriter,he_______wit_______passion.
6.n.日常饮食;vt.&vi.节食;使实施饮食疗法
①Properdietandexercisearebothimportantforhealth.
②Ireallyoughttogoonadiet.I’veputonsomuchweightsinceIgaveupjogging.
③Thedoctorputhimonadietafteroperation.
④Nosugarinmycoffee,please.I’mdieting.
[短语归纳]
be/goonadiet节食putsb.onadiet控制某人饮食abalanceddiet均衡饮食
练习:
完成句子
—Wouldyoulikesomemorechicken?
—No,thanks.Iam________________（正在节食andI’mtryingto______________（减肥.
7.n.[U]力量,体力;n.[C]长处,强项
buildupone’sstrength增强实力
①Eachofushasourownstrengthsandweaknesses.
②Ourfriendshiphassteadilystrengthenedovertheyears.
③Hehasn’tgotenoughstrengthtoliftthebox.
（浙江PractisingChinesekungfucannotonly________one’sstrength,butalsodevelopone’scharacter.
A.bringup
B.takeup
C.buildup
D.pullup
重点词组
1.削减;删节
①Thedoctoradvisedthepatienttocutdownsmoking.
②Ourmoneyisrunningout.Weshouldcutdownexpenses.
③Itisimpoliteforchildrentocutinwhentheirseniorsaretalking.
④Becauseoftheterribleearthquake,theelectricityofthecityhasbeencutoff.
[重点用法]
cutin插话,让某人分享利润cutup切碎;齐根切掉cutout删除cutoff切断,中止练习:
1.IwasjusttalkingtomyoldfriendwhenMary________.
A.cutin
B.cutdown
C.cutout
D.cutup
2.Ourteacheradvisedyouto________thearticlethatistoolongsoastomakeitfitthespace.
A.cutaway
B.cutthrough
C.cutup
D.cutdown
2.aux.应当;应该（没有人称和数的变化,后接动词原形
[典例]
1.Theyoughttocometomorrow.
2.Hethoughtthattheyoughttotakepartinthedesign.
3.Heoughtnottodoit./Heoughtn’ttodoit.
4.Oughtwetodoitatonce?
[练习]按要求填空或翻译。
1.Heoughttobehere,__________he?
（反意疑问句
2.I’msorry.I____________________（本应该先给你打个电话totellyou1wascoming.
3.I______________________（本不该拜访her,butImissedhersomuch.
3.体重减轻;减肥
[典例]
Sheistryingtoloseweight.
[短语归纳]weight短语及lose短语:
putonweight（指人增加体重,长胖be/takeaweight/loadoffsb’smind使自己/某人如释重负
lostheart泄气;灰心loseone’sheart（tosb/sth:
fallinlove爱上,钟情于……loseone’slife丧生;遇害loseone’sbalance失去平衡
loseone’sbreath气喘嘘嘘;上气不接下气loseone’stemper发脾气
losetouch（withsb/sth失去和某人/事物的联系loseface丢脸
loseinterestinsth/sb对某事物/人失去兴趣losesightofsb/sth看不见某人/物;忽略或未考虑某事物
[练习]短语适当形式填空或填介词。
1.He’s__________________sincehegaveupsmoking.
2.Payingmymortgagewasanenormousweight______（介词mymind!
3.I’ve__________________allmyoldfriends.
4.偷携某物潜逃;逃避惩罚
[典例]
1Theyraidedthebankandgotawaywithalotofmoney.
2Ifyoucheatintheexamyou'llnevergetawaywithit.
③Ifwecangetoverpresentdifficulties,theneverythingshouldbeallright.
④Theyhavealotincommon,sotheygetalongwellwitheachother.
⑤Icalledalldayyesterday,butIcouldn’tgetthroughtoyou.
[短语归纳]get词组:
getonwellwith相处融洽;（工作的进展好
getthrough接通电话;办完;完成getup起床;起身
getover克服,熬过,恢复getacross（使被理解,（把……讲清楚
getaway（from（从……脱离,逃脱……
getridof摆脱;除掉getdownto（doingsth.开始认真地做某事
getintouchwith与……取得联系
[练习]用get词组填空。
1.Tomysurprise,thebabywolf__________________thedogsandthenmanagedtosurvive.
2.Sheneverarrivesontimeattheoffice,butshesomehowmanagedto_______________it.
3.Well,stopchatting.It’stimewe__________________someseriouswork.
4.Thenewswasaterribleblowtoher,butshewill____________theshocksoon.
Iusedtoquarrelalotwithmyparents,butnowwe________fine.
A.getover
B.stayup
C.getawayfrom
D.getalong
5.=telllies说谎
[典例]It’snotrighttotellalie.
[短语归纳]tell短语和习语:
telljokes/ajoke讲笑话tell（sb.astory给某人讲故事
totell（youthetruth说实话（用以引出自白或承认的话tellAfromB:
distinguishAfromB辨认A和B;youcannevertell谁也不知道
thereisnotelling:
itisimpossibletoknow不可能知道
[练习]用tell词组填空。
1.________________________,Ifellasleepinthemiddleanddidn’tknowhowthestory
ended.
2.Canyou_____Tom_____histwinbrother?
3.There’sno______（tellwhatmayhappen.
6.=makeone’s/aliving谋生
[典例]
1.Theybegantoearntheirlivingwhentheywereveryyoung.
2.IearnmylivingbyteachingEnglishinthemiddleschoo1.
[练习]根据句子意思及要求填空或翻译。
1.Hehadto__________________bydeliveringnewspaperinhisyouth.
2.Heearnedhisliving______（介词afisherman.
3.这个小孩从10岁开始就自己谋生。
_______________________________________________________________________________
7.欠债
[典例]
1.TheyareinheavydebttotheBankofChina.
2.Yousavedmylife:
Iamforeverinyourdebt.
①Today,manydevelopingcountriesareheavilyindebt.
②BeingoutofdebtmakesTomalightmood.
③Thecoupleworkedharddayandnightinordertopayoffalltheirdebts.
⑤Wewerepoorbutwenevergotintodebt.
[短语归纳]debt短语和“in+n.”表示“在……（情况、状况、状态中”:
get/runintodebt欠债;负责outofdebt不欠债payoffone’sdebts还清债务indanger在危险中
introuble陷入困境,倒霉inorder井井有条insurprise吃惊inpublic当众,公开inruins呈废墟状态insight看见insilence沉默着
beinheavydebt负债累累beindebttosb.欠某人债
beinsb.’sdebt感激某人;欠某人的情payoffallthedebts还清债务（动作
beoutofdebt不欠债（状态get/runintodebt陷入债务
[练习]根据句子意思用debt短语和“in+n.”结构填空。
1.He__________________afterhewasoutofwork.
2.Hedidallhecouldto________________________infiveyears.
3.Hewas____________whenhewasyoung,buthasbeen__________________sincehegot
rich.
4.Jameswas_____________,butIdon’tknowhowtohelphimout.
5.Afterthewar,thewholecitywas______________.
完成句子
Thiscountry_________（负债forayearbecauseofthefinancialcrisis.Nowthingshaveimprovedalittle.
重点句子
1.Nothingcouldbebetter.
（1形容词的比较级与否定代词nothing连用,表达最高级的含义。
有此用法的常用否定词:
no,not,never,hardly,nothing,nobody等。
（2表示最高级意义的几种特殊结构:
①never+比较级
②nothing/no+so+原级+as...nothing/no+比较级+than...
③can/could+never/not+enough/too
I’veneverheardamorebeautifulvoice.
②NothinginmylifeshookmesodeeplyasthefirstvisittoChina.
③Youcanneverbetoocareful.
④—Didyousleepwelllastnight?
—Neverbetter,likealog.
⑤Nothingismorepreciousthanhealth.
[练习]根据句子意思及要求填空或翻译。
1.他从来没有看过一部更令人激动的电影了。
_______________________________________________________________________________2.没有什么比旅游更令人愉快。
_______________________________________________________________________________—Didyouhaveagoodnight’ssleep,sir?
—Oh,exactly.Itwassuchacomfortablebed.Icouldneverhave________sleep.
A.agood
B.thebest
C.abetter
D.abest
—OurwomenathletesachievedgreatsuccessintheVancouverWinterOlympicGames.—Yes.Noonecouldperform________,Ithink.
A.well
B.better
C.best
D.thebest
2.SomethingterriblemusthavehappenedifMaochangwasnotcomingtoeatwithhisashealwaysdid.
[解释]情态动词+havedone
1.情态动词must+havedone只用于肯定句中,表示对过去发生的事情或状态进行肯定的
推测,意为“过去一定做过某事”。
Itmusthaverainedlastnight,fortheroadiswe
升级会员 