北师大版高中英语选择性必修第一册UNIT2 Section Ⅱ Period3课件

Period３UNIT2

SUCCESS主题语境人与自我——认识自我，丰富自我，完善自我SectionⅡ

LESSON2&LESSON3Agreatpersonissomeonewhodevoteshis/herlifetohelpingothers．伟人是一生致力于帮助别人的人。课时学案语言知识讲练1．devotevt．把……奉献给；专心致力于[知识拓展](1)devote...to(doing)sth. 把……献给(做)某事devoteoneselfto＝bedevotedto

献身于；专心致力于(2)devotedadj．

忠诚的；全心全意的；深爱的(3)devotionn．

奉献；忠诚；热心；关爱

[即学即练]单句语法填空①Heisdeterminedtodevotehislife__science．②Hemarriedwellandhappilyandwasa_______(devote)fatherandhusband．③Neighboursdevotedtheirsparetimeto_______(help)others．todevotedhelpingThereisalimittotheamountofpainwecanbear．我们能忍受的疼痛是有限度的。2．limitvt．&n．限制，限定[知识拓展](1)setalimiton＝putalimiton

限制；对……加以限制

tothelimit 达到极点

withinlimits 在某种程度上；有一定限制(2)limitsth.to... 限定……；把……限制在……limitsb.to(doing)sth. 限制某人(做)某事

(3)limitedadj．

有限的；受限制的

belimitedto 局限于

[即学即练]单句语法填空①Thereisalimittoone'slife，butnolimitto_______(serve)thepeople．②Wemustlimittheexpense__10pounds．③Familiesare________(limit)tofourfreeticketseach．

servingtolimitedHerargumentsdidn'tconvinceeveryone，butchangesweremade．她的论点不能说服所有的人，但还是引起了一些变化。3．convincevt．说服；使确信[知识拓展](1)convincesb.ofsth. 使某人确信/相信某事convincesb.that... 使某人相信……convincesb.todosth. 说服某人做某事(2)convincingadj．

令人信服的(3)convincedadj．

确信的；坚信的beconvincedof 相信……beconvinced(that)... 相信……[即学即练]单句语法填空①Whathewassayingintheinterviewwasnot__________(convince)．②Iam_________(convince)thatyouwillbeequaltothejob．③Youneedtoconvincetheinterviewers___yourdevotionandcommitment．④Sheconvincedhermother______(hold)abirthdaypartyathome．

convincingconvincedoftoholdThatonemistakeruinedhischancesofgettingthejob．正是这个错误断送了他得到那份工作的机会。4．ruinvt．毁掉，糟蹋，毁坏[知识拓展](1)ruinoneself 自取灭亡ruinone'shealth/fame 毁坏某人的健康/名誉(2)inruins 毁坏；严重受损；破败不堪bringsb.toruin 使某人失败；使某人倾家荡产fall/comeintoruin 毁灭；败落[即学即练]单句语法填空①Ifyou'readdictedtocomputergames，you'llruin________(you)．②Asthebestman，hefailedtoturnup，_______(ruin)mywedding．③Thehousesontheseawardsideoftheroadwereallin_____(ruin)．

yourselfruiningruinsSheofferedhimemotionalandpracticalsupportincountlessways．她以数不清的方式给予了他情感上和切实的支持。

5．countlessadj．无数的，数不尽的

[知识拓展]countv． (按顺序)数数；计算(或清点)总数；

把……算入；包括countondoingsth. 期望/指望做某事countonsth./sb. 指望/依靠某事/某人countonsb.todosth. 指望/依靠某人做某事countdown 倒计时；倒数countin 把……算在内；考虑在内

[即学即练]单句语法填空①IfIgotintotrouble，Icouldalwayscount___Rose．②Whenthegamegetsstarted，youcancountme___．③Don'tcountonotherpeople_______(help)yououtoftrouble．

onintohelpIfyouapplyyourselftothejob，you'llsoonfinishit．如果你努力干，这工作用不了多久就可以完成。6．applyoneselftosth.努力；专心致志于某事[知识拓展](1)applytosb./sth. 与……有关apply...to... 把……应用于……beappliedtosth. 应用于某事(2)apply(tosb.)forsth. (向某人)申请某事applytodosth. 申请做某事(3)applicationn．

应用，申请applicantn．

申请者

[即学即练]单句语法填空/完成句子①Asthewageswerehigh，thereweremany__________(applicant)forthejob．②Heappliedhimselfclosely__thestudyofEnglishwhenhewasinAmerica．③Inthiswaytheycanbetterapplytheory__practice．④Youwillpassyourexamsifyou________________________．如果你专心学习，就会通过考试。

applicantstotoapplyyourselftoyourstudyHerbrightredscarfsetsherapartfromtheothergirls．她那鲜红的围巾使她在姑娘们中间显得特别突出。7．setsb./sth.apart使与众不同[知识拓展]take...apart 把……拆开setsb.apartfrom 使某人从……中脱颖而出tell...apart 把……区别开来fallapart 崩溃；土崩瓦解apartfrom... 除……之外

[即学即练]单句语法填空/完成句子①Apart_____theconstructionmentionedabove，youhavealsolearnedthefollowingphrases．②Let's____________________andseewhat'swrongwithit．咱们把机器拆开看看它有什么毛病。③TheyaresomuchalikethatIcan't______________．他们那么像以至于我很难把他们区分开。

fromtakethemachineaparttellthemapartThegreenhouseeffectgivestheearth'ssurfacetheaveragetemperatureof15℃．温室效应使得地球表面的平均温度是15摄氏度。8．averageadj．平庸的，普通的；平均的n．平均水平；平均数[知识拓展](1)onaverage 平均来看aboveaverage 高于平均水平belowaverage 低于平均水平(2)anaverageof... 平均有……(后跟数词)theaverageof... ……的平均数

[即学即练]单句语法填空①___average，boyslikeplayingfootballbetterthangirls．②Heisworkinghardandhisgradesare_____theaverageinhisclass．③Theaverageof3，8and10__(be)7．④___averageoftenstudentshaven'tpassedtheexamineachclass．

[名师点津]

“theaverageof...”作主语，谓语动词用单数；而“anaverageof＋复数名词”作主语，谓语动词用复数。OnaboveisAn(教材p.36－37)Iwouldgetthebusonmyownattenyearsoldandgotoswim100lengthsofthepoolwhileotherkidsplayedpoolgames．我在十岁的时候会自己坐公交车去游泳池游50个来回，而其他的孩子在泳池玩游戏。1．while表对比[例1]There'replentyofraininthesouth-east，whilethere'slittleinthenorth-west．东南部雨量充足，而西北部则很少下雨。[例2]WhileTom'sverygoodatscience，hisbrotherisabsolutelyhopeless．汤姆很擅长理科，而他的兄弟(在这方面)绝对是无可救药。[句式分析]句中while是表对比关系的并列连词，表示“然而；而”。[知识拓展]while除了表示对比和转折，还有以下用法：(1)while意为“当……时候”，指一段时间，不能用来表示一个时间点。(2)while意为“虽然；尽管”，表示让步。(3)while意为“只要”，表示条件。

[即学即练]单句语法填空/完成句子①______Iadmithisgoodpoints，Icanseehisshortcomings．②Wecansurelyovercomethesedifficulties______wearecloselyunited．③_______________________________，threebuseswentbyintheoppositedirection．我在公共汽车站等车时，对向驶过了三辆公共汽车。WhilewhileWhileIwaswaitingatthebusstop(教材p.37)

IfyouwanttobeanOlympicchampion，it'sallaboutthatlittleextrathingyouhavedoneinyourpreparationthatwillsetyouapartfromyourcompetitors．如果你想成为奥运冠军，就要在训练中多付出那额外的一点点，它将使你从竞争者中脱颖而出。2．强调句型[句式分析]本句为强调句型，强调主句的主语。[例1]ItwasonMondaynightthatallthishappened．所有这一切发生在周一晚上。[例2]ItisonlywhenthediseasehasprogressedtoAIDSthatapersonbeginstolooksick．只有当这种病毒发展成艾滋病时，人才会显出病态。[知识拓展](1)强调句型的一般陈述句结构：It＋be动词＋被强调部分＋that/who...(2)强调句型的一般疑问句结构：Is/Wasit＋被强调部分＋that/who...？(3)强调句型的特殊疑问句结构：疑问词＋is/wasitthat...？(强调句型的特殊疑问句只能强调疑问词)(4)not...until...的强调句式：It＋be动词＋not...until＋被强调部分＋that...[即学即练]单句语法填空/完成句子①Itwasbecausewewerelate____causedhimtoservedinneranhourlaterthanusual．②Howwas__thattheydiscoveredtheentrancetotheundergroundpalace？③________________________________________________________hespenthischildhood．他是在一个他父亲用石头建成的小房子里度过他的童年的。

thatitItwasinthesmallhousewhichwasbuiltwithstonesbyhisfatherthat[名师点津]

判断强调句型的方法：将表示强调结构的it's和that去掉，如果句子仍然完整，则是强调句型，否则就不是。

Ⅰ．单句语法填空1．Itwastheboywhohadbeeninprison____stolethemoney．2．Thetroubleisthattheserestrictionshaveremained______otherthingshavechanged．3．Ihavetwentynovelsand_________(count)magazinestoriestomycredit．4．Mynewshoesgot______(ruin)inthemud．thatwhilecountlessruined5．Hewas_________(convince)thatdoctorsanddentistsknewbest．6．Theexpensesshouldbelimited__whatyoucanreallyafford．7．Allhissparetimehasbeendevotedto________(learn)Englishovertheradio．8．Faulkshasapplied________(him)tothistaskwithconsiderableenergy．9．Thiswillsetyou______andgainyouimmediaterespectandcredibility．10．___average，aplatypuseatsasmuchfoodashalfofitsownweighteveryday．convincedtolearninghimselfapartOnⅡ．单句写作1．正是那段难忘的旅程使我意识到了家庭的重要性。________________________________mademerealisetheimportanceoffamily．2．当我们谈笑风生的时候，那个人把我们的车修好了。__________________________________themangotourcarrepaired．

ItwastheunforgettablejourneythatWhilewewerelaughingandtalkingmerrily3．Joe大声地喊着，试图安抚我，让我相信这是逃离危险的最佳方式。Yellingatthetopofhislungs，Joetriedtosoothemeand________________itwasthebestwaytoescapethedanger．4．我心里满是对妈妈的尊敬，同时我也下定决心奉献自己的力量去帮助别人。IwasoverwhelmedbyasenseofrespectformymotherandIdetermined______________________________________．

convincemethattodevotemyownstrengthtohelpingothers5．我写这封信是为了申请成为在贵美术馆举办的中国绘画展览的志愿者。Iamwriting____________________oftheChinesePaintingExhibitiontobeheldinyourartgallery．toapplyforavolunteerⅢ．课文语法填空AsanOlympicathlete，Imissbirthdayparties，ruinfamilyholidaysandskipnightsout．MyfriendwasworriedthatIhadnolongerbecomefun1．_______(train)withandthatIwasinda