Unit3Theworldofcoloursandlight●Wordpower1.Thecoloursaremixedtogethertogetthecolourrequired.(P38)这些颜色混合在一起以得到所需要的颜色。requirev.[T]toneedormakenecessary:Pleasetelephonethisnumberifyourequireanyfurtherinformation.Skiingat80milesperhourrequirestotalconcentration.[+object+toinfinitive]Bringingupchildrenoftenrequiresyoutoputtheirneedsfirst.Youarerequiredbylawtostopyourcarafteranaccident.[+that]Therulesrequirethatyoubringonlyoneguesttothedinner.requirementn.[C]Agooddegreeisaminimumrequirementformanyjobs.[+that]Itisalegalrequirementthatyouhaveinsuranceforyourcar.Studentswhofailtomeettherequirements(ofthecourse)willfail.Forreference表示要求的动词还有很多,如:request,demand,desire,ask等,它们后面接that宾语从句时都要用虚拟语气。即动词形式为:(should)+动词原形,其中demand语气最为强烈,其用法如下:demandv.[T]1)toaskforsth.forcefully,inawaythatshowsthatarefusalisnotexpected:Idemandedanexplanation.Thecarworkers'unionisdemandinga7%payrisethisyear.Hehasalwaysdemandedthehigheststandardsofbehaviourfromhischildren.[+speech]"Andwheredoyouthinkyou'regoing?"demandedthepoliceofficer.[+toinfinitive]Idemandtoseethemanager.[+that]Shedemandedthathereturnthebooksheborrowedfromher.2)toneedsth.suchastime,effort,oraparticularquality:Thisisaverydifficultpieceofmusictoplay—itdemandsalotofconcentration.Heseemstolackmanyofthequalitiesdemandedof(=neededby)asuccessfulpolitician.n.1)[C]astrongrequest:Youcan'tgiveintochildren'sdemandsallthetime.Thegovernmentisunlikelytoagreetotherebels'demandsforindependence.UKTheyreceivedafinaldemand(=alastrequest)forpayment.2)[CorU]aneedforsth.tobesoldorsupplied:Therewaslittledemandfortickets.Goodteachersarealwaysin(great)demand(=arealwaysneeded).demandspluralnounthedifficultthingsthatyouhavetodo:Thedemandsofnursingaretoogreatforalotofpeople.用心爱心专心116号编辑Hisnewjobmakesalotofdemandsonhim(=hehastoworkveryhard).demandingadj.needingalotoftime,attentionorenergy:She'saverydemandingchild.ademandingjob/task2.Thepaintisverythickandthesecrettooilpaintingistobuilduplayeronlayeronacanvas.(P38)这颜料非常的厚,油画的秘诀就是在一块画布上层层构建。secretn.1)[C]apieceofinformationthatisonlyknownbyonepersonorafewpeopleandshouldnotbetoldtoothers:WhydidyouhavetogoandtellBobaboutmyillness?Youjustcan'tkeepasecret,canyou?Aclosecoupleshouldhavenosecretsfromeachother.Aren'tyougoingtoletmeinon(=tellme)thesecret?There'snosecret(=everyoneknows)abouthishomosexuality.Shemakesnosecretof(=makesveryclear)herdislikeofherfather.Thatrestaurantisoneofthebest-keptsecretsinLondon.2)[C]afactthatisunknownaboutasubject:thesecretsoftheuniverse3)[S]theparticularknowledgeandskillsneededtodosth.verywell:Sowhat'sthesecretofbeingagoodcook?secretadj.1)Ifsth.issecret,otherpeoplearenotallowedtoknowaboutit:ThePresidentescapedthroughasecretpassageunderneaththeparliamentbuilding.Weoughttokeeptheseproposalssecretfromthechairmanforthetimebeing.Thisistop(=extremely)secretinformation.Doyouthinkwe'llmanagetokeepthesurprisepartysecretfromMumuntilherbirthday?2)[beforenoun]describessomeonewhohasaparticularhabit,hobbyorfeelingbutdoesnottellorshowotherpeoplethattheydo:asecretdrinkerasecretadmirer3.Inaddition,therearemanydifferentstylesofpainting,suchasportrait(forpeople),landscape(forviews)andstilllife(forobjects).(P38)此外,还有许多种不同风格的绘画,如人物肖像画,风景画和静物画。additionn.[CorU]Twiceaweekthechildrenare...