M6Unit1LaughterisgoodforyouPeriod2Wordsandexpressions1.enthusiasticadj.热情的，热心的beenthusiasticabout/oversth./sb.对某物/某人热心或热情2.toughadj.Trainingistoughwork.训练是艰苦的工作。Heisatoughcriminal.他是一个粗暴的罪犯。拓展:toughenv.；toughlyadv.;toughnessn.be/gettoughwithsb.对某人不留情，严厉3.worthwhileadj.值得的Itisaworthwhiletask.这是一件值得做的工作。Itisworthwhiletovisitthisplace/visitingthisplace.这个地方值得参观。相关链接：beworththeprice值那个价格；be(well)worthdoingsth.（很）值得做某事；beworthyofbeingdone/beworthytobedone值得做某事。4.mastern.名家；大师；能手/主人；雇主v.支配；征服；驯服；控制masterhistemper掌握/精通masteraforeignlanguage万能钥匙masterkey杰作masterpiece/work有其主必有其仆Like/Suchmaster,likeman.Like/Suchmaster,suchservant.5.takeon1)takesb.on招收；雇用2)takesth.on承担Shetakesonmoreworkthatisgoodforher.takeonanewlook呈现新的面貌拓展：takeintakeofftakesth.forgrantedtakeuptakeovertakeplacetakeprideintaketurnstakephotostakepossessionoftakeone’stimetakeouttakepartintaketheplaceofforawhile一会儿；onceinawhile偶尔；间或crossvt使交叉v越过穿过渡过crossariver/street错过Wecrossedeachotherontheway.在…打叉划掉勾销（off,out)Icrossedhisnameoffthelist.反对，阻挠Hecrossedmeineverything.n.交叉十字形markwithacrosstheRedCrosstheCross8.goon:takeplace;happen发生continue继续goontodosth./goondoingsth./goonwithsth.拓展：goaftergoagainstgoaheadgoalongwithgoback(tosth.)gobackonone’swordgobygodowngooutgoovergothroughgoup9.annoyv.使恼怒，使生气annoyed/annoyingadj.beannoyedwithsb./beannoyedat(about)sth.wanderv.闲逛wanderthestreets在街上闲逛11.raisevt.抬高；举起；使上升risevi.上升Thesunrisesintheeast.12.tearsth.intwo把某物撕成两半13.burstin闯入；打断burstintotheroom闯入房间burstoutdoingsth.突然干某事burstoutlaughing/crying突然哈哈大笑/大哭14.glareatstareatglanceat15.holdout拿出；坚持，支持holdbackholdupholdon