廣西南寧市第三人教版高中英語必修五Unit3Lifeinthefuture教案

Unit3Lifeinthefuture南寧一、復(fù)習(xí)目標(biāo)：幫助學(xué)生鞏固和強(qiáng)化本單元的重點單詞、短語、句型和語法

二、復(fù)習(xí)重、難點重點詞匯：private,impression,constant,remind,surrounding,lack,

assist,require,takeup,

重點句型：asthough/asif句型

語法：過去分詞作定語和狀語

三、復(fù)習(xí)過程（精講精練）

1.private

【原句回放】…smallshopsandprivatehouses.(P17)

【點撥】privateadj.usedonlybyaparticularpersonorgroup,oravailableonlytothem表示“私人的；個人的，不公開的”。

如：privateproperty私人財產(chǎn)；aprivateschool私立

Aprivatecargivesamuchgreaterdegreeoffortandmobility.

Don'tsayanythingaboutwhatwe'rediscussingtoanyone;it'sprivate.

【拓展】privacyn.表示“隱私，個人自由”；privatelyadv.表示“私下里，隱藏地”，短語：inprivacy隱避的,秘密地，

如：Wemustrespectother'sprivacy.

Itisillegaltoopenothers’lettersprivately.

【隨時練】Afterthepresidentmadeanofficialannouncement,sheexpressedher_______opinion.

A.personalB.privateC.singleD.individual

Key:A

2.impression

【原句回放】FirstImpressions(P17)

【點撥】impressionn.anopinionorfeelingyouhaveaboutsomeoneorsth.youhaveseenbutdon’tknowverywell表示“印象，感覺”，短語：firstimpression第一印象；makeanimpressiononsb.給某人留下印象，

如：WhatwereyourfirstimpressionsofLondon?

WhatIsaidmadepracticallynoimpressiononhim.

【拓展】impressiveadj.表示“令人印象深刻的”；impressvt.表示“使留下深刻印象”。impresssthonsb.表示“使某人銘記某事”。

如：Whatimpressedmewastheirabilitytodealwithanyproblem.

Wearesurethe2008OlympicGamesinBeijingwillbethemostimpressive.

【隨時練】ThespeechbythemayorofShanghaibeforethefinalvotingforEXPO2010isstronglyimpressed______mymemory.

A.toB.overC.byD.on

Key:D

3.constant

【原句回放】IhavetoremindmyselfconstantlythatIamreallyinAD3008.(P17)【點撥】constantadj.continuousorregularoveralongperiodoftime表示“持續(xù)不斷的，經(jīng)常發(fā)生的”，也用作名詞，表示“不變的事物，常量”。

如：Thereisaconstantflowoftrafficonthehighwayeveryday.

Hishealthhasbeenaconstantsourceofconcernforus.

【拓展】constantlyadv.表示“總是，經(jīng)常地”,相當(dāng)于always，與進(jìn)行時態(tài)連用時表示一種感情色彩。

如：Heisconstantlyleavinghisthingsbehind.

Hisreportwasconstantlyinterruptedbyapplause.

【隨時練】Therewere________interruptionssowedidn’tgettheworkfinished.

A.plentyB.steadyC.relativeD.constant

Key:D

4.remind

【原句回放】IhavetoconstantlyremindmyselfthatthatIamreallyinAD3008.(P17)

【點撥】remindvt.totellsomeoneagainaboutaneventfromthepastoraboutafactthattheyusedtoknow表示“使想起,提醒”，用法：remindsb.ofsth/todo/that從句等。

如：Pleaseremindmetoleaveherthisnote.

PleaseremindmethatImustcallherupbeforenine.

ThefilmremindedhimofwhathehadseeninChina.

【拓展】區(qū)別remind/remember/recall都含“記住”、“憶起”的意思。

①remember系常用詞,指“過去的事情仍在記憶中,不必費勁就能想起”。

如：He'llrememberthisdayforever.他會永遠(yuǎn)記住這一天。

②recall較remember正式,指“對自己或他人的過去進(jìn)行有益的回憶”。

如：Letmerecallwhathesaid.讓我回想一下他說過什么。

③remind指“由于受到提醒或啟發(fā)而想起往事”,常用于結(jié)構(gòu)remindsb.ofsth。

如：Yourstoryremindsmeofanother.

【隨時練】Inourchildhood,wewereoften______byGrandmatopayattentiontoourtablemanners.

A．demandedB.remindedC.allowedD.hoped

Key:B

5.surrounding

【原句回放】Confusedbythenewsurroundings,Iwashitbythelackoffreshair.(P18)

【點撥】surroundingsn.allthethingsthatarepresentinaplaceandthoseformtheexperienceofbeingthere表示“環(huán)境”。

如：Shegrewupinfortablesurroundings.

Fredcannotfithimselfinhisnewsurroundings.

【拓展】surroundvt.表示“環(huán)繞，圍繞”，besurroundedwith/by被……環(huán)繞著；surroundingadj.表示“附近的，周圍的”，僅用來修飾名詞。

如：Hefoundhimselfsurroundedbyanadmiringcrowd.

Thehotelislocatedforvisitingthecityandthesurroundingarea.

【隨時練】Whenhecamebacktolife,hefoundhimself________byenemysoldiers.

A.tosurroundB.surroundedC.surroundingD.surround

Key:B

6.lack

【原句回放】Confusedbythenewsurroundings,Iwashitbythelackoffreshair.(P18)

【點撥】lackn.asituationinwhichyoudon’thaveanyordon’thaveenoughofsth.youneed表示“缺乏；需要”，常與of連用。如：

Thelackofrainresultedintheseriouslackoffood.

Itwaslackofcurrentcapitalthatdefeatedtheirbusiness.

【拓展】lack也用作及物動詞，表示“缺乏；不足”；lackingadj.表示“缺少的”只能作表語。如：Thesephotographslackdefinition（清晰）.You'dbetterhavethemtakenagain.

Sheseemedtobetotallylackinginmonsense.

【隨時練】Healthproblemsarecloselyconnectedwithbadeatinghabitsanda_____ofexercise.(07遼寧)

A,limitB.lackC.needD.demandKey:B

7.assist原句回放】TheyhaveassistedinthediscoveryofplanetsroundthefourthstarinthePleiadessystem.(P22)

【點撥】assistvt.,vi.tohelpsomeoneorsth.表示“幫助；支援”，短語：assistinsth/indoingsth.或assistsb.todosth.表示“幫助某人做某事”。Weallassistedinmendingtheroof.

Thesemeasuresaretakentoassistthepeoplewithdisabilities.

Thisprogrammeassiststheyoungtofindajobeasily.

【拓展】assistantn.表示“助手，助理”；assistancen.表示“協(xié)助，援助”，短語：beofassistance=helpsb.幫助某人，

如：Hebecameanassistantcookafterhegraduatedfromthetechnologicalschool.

CanIbeofanyassistancetoyou?

【隨時練】Herearesomegoodsourcesofinformationto____youinmakingthebestchoice.

A.provideB.supplyC.assistD.support

Key:C

8.require

【原句回放】Theyrequirethesameatmosphereashumansandaregreatengineers.(P22)

【點撥】requirevt.toneedsomeoneorsth.表示“需要，要求”，常用與句型：Itrequiresthat...“有……的必要”；requiresb.todosth.“要求某人做某事”；requiredoing“需要做某事”，主動表被動。

如：Thefloorrequireswashing.

Theemergencyrequiresthatitshouldbedone.

【拓展】requirementn.表示“要求，規(guī)定”，常與介詞for連用。

如：Applicantsmustsatisfytherequirementsforadmissiontotheuniversity.

Dothesegoodsply（符合）withoursafetyrequirements?

【隨時練】______intheregulationsthatyoushouldnottellotherpeoplethepasswordofyoure-mailaccount.

A.WhatisrequiredB.Whatrequires

C.ItisrequiredD.itrequires

Key:C

9.takeup

【原句回放】Istillcan’tbelievethatIamtakingupmyprizethatwaswonlastyear.(P17)

【點撥】takeup相當(dāng)于toacceptanofferorachallengethatsomeonehasmadetoyou,表示“接受”，還有“開始從事，占據(jù)”等意思。

如：ItookupsmokingwhenIwasatschool.

I’lltrynottotakeuptoomuchofyourtime.

Oneofourexcellentathleteshastakenupanewchallenge.

【拓展】相關(guān)短語：makeup編造，彌補(bǔ)；saveup儲存;giveup放棄，讓；bringup撫養(yǎng)，教育；dressup打扮；pickup撿起，恢復(fù);drawup草擬；寫；breakup結(jié)束；解散

如：Thecrowdstartedtobreakupwhenthenightfell.

Iwilldrawupaschemeofitforyou.

【隨時練】Afterheretiredfromoffice,Rogers_______paintingforawhile,butsoonlostinterest.

A.tookupB.savedupC.keptupD.drewup

Key:A

重點句型Asthough/asif【原句回放1】Theairseemedthinasthoughitsbinationofgaseshadlittleoxygenleft.(P18)

【原句回放2】Wangping’smotherappeared,flashedaswitchonaputerscreen,andatableandchairsrosefromunderthefloorasifbymagic(P18)

【點撥】

一、asif/though引導(dǎo)表語從句和方式狀語從句

①常跟在look，seem等詞后面引導(dǎo)表語從句，

如：Shelooksasifsheweretenyearsyounger.她看起來好像年輕了十歲。

②引導(dǎo)方式狀語從句。

如：Shelovestheboyasifshewerehismother.她愛這男孩,好像她是他的母親一樣。

二asif從句的語氣及時態(tài)

1.asif從句用陳述語氣的情況：當(dāng)說話者認(rèn)為句子所述的是真實或極有可能發(fā)生或存在的事實時。如:Lookatthedarkclouds!Itlooksasifitisraining.

2.asif從句用虛擬語氣的情況：當(dāng)說話者認(rèn)為句子所述的是不真實的或極少有可能發(fā)生或存在的情況時,從句虛擬語氣動詞時態(tài)的形式如下:

a.從句表示與現(xiàn)在事實相反,謂語動詞用一般過去時。如：:Hetalksasifheknewwhereshewas.他說話的樣子,好像他知道她在哪里似的。

b.從句表示與過去事實相反,謂語動詞用“had+過去分詞”。

如：HetalksaboutRomeasifhehadbeentherebefore.他說起羅馬來好像他以前去過羅馬似的。

c.從句表示與將來事實可能相反,謂語動詞用“would/could/might+動詞原形”