生词+例句(unit1)

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1、<1>rewardvt.givesth.inreturnforgoodandvaluabledoings奖赏；回报Hewasrewardedhandsomelyforhisefforts.他的努力得到了可观的回报。Itisoftennecessarytorewardpeoplefortheirhardwork,ifyouwantthemtocontinueworkinghardforyou.如果你想要人们继续努力工作，就有必要奖励他们的工作。n.[C,U]sth.asareturnforgoodandvaluabledoings奖赏；回报Asarewardforpassin

2、gtheexams,shegotanewbikefromherparents.因为通过了考试，父母奖励给她一辆新自行车。Shegotnorewardforallthehardworkshedid.她辛苦的工作并没有得到嘉奖<2>rewardinga.givingsb.satisfaction,pleasure,orprofit值得做的，有益的，有意义的Doingexercisecanbeveryrewardingforeveryone.锻炼身体对每个人都会有好处。Shefindshercareerveryrewarding.她觉得自己的工作很有意义。<3>frustrate

3、vt.1.causesb.tohavefeelingsofdisappointment使沮丧，使灰心Thelackofevidenceinthiscaseisfrustratingthepolice.警方因案件缺乏证据而感到伤脑筋。Thedifficultiesoflearninganewlanguagefrustratedthestudentswhowantedtousethelanguagerightaway.学习一门新语言的困难使那些想立即使用那种语言的学生沮丧不已。2.causethefailureofsth.使挫败，使受挫折Thebadweatherfrustra

4、tedourhopesofgoingout.坏天气使我们打消了外出的念头。Thepolicefrustratedhisattempttoescape.警方挫败了他逃跑的企图。<4>juniora.havingalowposition,level,orrank（地位、水平、层次）较低的Shestartedworkasajuniorreporteronalocalnewspaperbeforeworkingherwayuptohigherpositions.她从本地一家报社当初级记者干起，通过努力职位不断上升。Studentsspendsixyearsinelementarye

5、ducationandthreeyearsinjuniormiddleschool.学生在小学上六年，初中上三年。n.1.[C]sb.whoisyounger年少者Heismyjuniorbyseveralyears.他比我小几岁。Shemarriedamansevenyearsherjunior.她跟一个比自己小7岁的男人结了婚。2.[C]sb.ofloworlowerposition（地位或等级）较低者；晚辈Shejoinedthefirmayearagoandisnowmyjunior.她一年前到公司工作，现在是我的下属。Theseniorofficershouldh

6、avebeenawareofwhathisjuniorsweredoing.那位上司早该清楚自己下属的所作所为。<5>positivea.1.helpfulandencouraginginachievingsth.积极的EveryonewenttoMaryforadvice,becauseMarywasknownforhavingapositiveattitudeandbeingabletomakeotherpeoplefeelgood.大家都向玛丽讨教，因为众所周知她总是态度积极,会使大家感觉良好。Weneedtotakepositivestepstoimprovethe

7、situationoffamiliesinpoverty.我们必须采取积极措施改善贫困家庭的处境。82.definite;allowingnoroomfordoubt确实的，明确的Itseemsunlikelytome,butsheseemedverypositive.这在我看来是不可能的，但她却非常肯定。I'mabsolutelypositiveIhaven'tmadeamistake.我没有错，这一点我绝对肯定。<6>seniora.havingahigherposition,level,orrank（地位、水