Unit2Fitforlife-Section3WordpowerWordpower1.Theyareverycommonamongchildren.(P22)他们在孩子中相当普遍.commonadj.1)thesameinalotofplacesorforalotofpeople:It'squitecommontoseecoupleswhodressalike.Thesurname'Smith'isverycommoninBritain.2)belongingtoorsharedbytwoormorepeopleorthings:acommongoal/interest/practiceEnglishhassomefeaturescommontomanylanguages.commonknowledge:afactthateveryoneknows:[+that]It'scommonknowledgethattheylivetogether.commonlyadv.oftenorusually:Elbowinjuriesarecommonlyfoundamongtennisplayers.n.1)havesth.incommontoshareinterests,experiencesorothercharacteristicswithsomeoneorsth.:Wedon'treallyhavemuchincommon.2)incommonwithsb./sth.inthesamewayassomeoneorsth.:Incommonwithmanymothers,shefeelstornbetweenherfamilyandherwork.2.Itdevelopswhensomethinggoeswrongwiththereplacementofcells.(P22)当细胞的代谢发生问题的时候就患癌症了.developv.1)[IorT]Ifyoudevelopanillnessorproblem,orifitdevelops,youstarttosufferfromit:Thestudyshowedthatoneintwelvewomenislikelytodevelopbreastcancer.She'sdevelopedsomeverystrangehabitslately.2)[I]tostarttohappenorexist:Largecracksbegantodevelopinthewall.3)[T]toinventsth.orbringsth.intoexistence:Wemustdevelopanewpolicy/strategytodealwiththeproblem.Thecompanyisspending$650millionondevelopingnewproducts/technology.4)[T]tobuildhouses,factories,shops,etc.onapieceofland:They'replanningtodevelopthewholesiteintoashoppingcomplex.replacementn.[CorU]Theagencysentareplacementforthesecretarywhoresigned.v.[T]totaketheplaceofsth.,ortoputsth.orsomeoneintheplaceofsth.orsomeoneelse:Thefactoryreplacedmostofitsworkerswithrobots.Tourismhasreplacedagricultureasthenation'smainindustry.replaceAwith/byB:用B代替A3.Diabetesoccurswhenthesystemthatcontrolsthebloodsugarlevelgoeswrong.(P22)当控制血糖含量的系统出问题的时候,就有糖尿病了.用心爱心专心116号编辑occurv.[I](-rr-)(especiallyofaccidentsandotherunexpectedevents)tohappen:Anaccidentinvolvingovertenvehicleshasoccurredintheeast-boundlane.Ifanyofthesesymptomsoccurwhileyouaretakingthemedicine,consultyourdoctorimmediately.v.[I+adv.orprep.](-rr-)toexistorbepresentin,among,etc:Violenceofsomesortseemstooccurineverysociety.Mineralsoccurnaturallyintheearth'scrust.occurtosb.phrasalverbIfathoughtorideaoccurstoyou,itcomesintoyourmind:Thethoughtdidoccurtome.[+that]Itneverevenoccurredtousthathehadn'tbeeninvited.DoesitneveroccurtoyouthatImightliketobeonmyownoccasionally?occurrencen.[C]sth.thathappens:Street-fightsareaneverydayoccurrenceinthisareaofthecity.n.[U]thefactofsth.existing,orhowmuchofitexists:Thestudycomparestheoccurrenceofheartdiseaseinvariouscountries.4.Whentheybiteyou,theyleavebehindgermsinyourbodyandthenyoubecomeillwithaveryhighfever.(P22)当它们咬你的时候，就在你的身体里留下细菌,然后你就生病发高烧.leavesth./sb.behind(NOTTAKE)phrasalverb:toleaveaplacewithouttakingsomeoneorsth.withyou:WeleftinahurryandImusthaveleftmykeysbehind.Hewasforcedtoleavethecountry,leavingbehindhiswifeandchildren..5.Influenzacanbecaughtatanytimeinyourlife.(P23)你一生中的任何时候都可能会得流感.caughtv.[T](caught,caught)1)togetanillness,especiallyonecausedbybacteriaoravirus:Hecaughtacoldonholiday.Alotofchildrenintheschoolcaughtmeasleslastterm.2)tomanagetohearsth.:Icouldn'tcatchwhattheannouncersaid,withalltheothernoisegoingon..3)todiscover,seeorbecomeawareofsth.,especiallysomeonedoingsth.wrong:[+ingformofverb]Hecaughtherreadinghisoldloveletters.Ifthe...
