nleftn /left/n左边nrightn/rait/n 右边turn/t:n/转动，转up/p/上面，向上的nstand up 请起立！down/dan/下，向下nsit down 请坐下！Whatishe？nsoldiern/sold(r)/n 士兵；战士n soldiersWhatarewe？n We are soldiers.n policemana policemann policementwo policemenn 复数n traffic /trfik/交通n 交通警察ntraffic policemannWe are traffic policemen.重点句型：nAre you soldiers？nYes，we are.nNo，we arent.nare not=arent
