【導(dǎo)讀】1.What’shappened?seriousaccidents?hehurt?getbetter?get?Hegetsflu.andwhy?toomuch.Betty:Hey!havewewalked?minutes.Lingling:Who’smissing?tothem?thanus.I. forthem.Betty:Waitaminute!Icanhearsomeone.Tony:Help!Tony:Thereheis,lyingontheground.Daming:Myleghurts,andIfeelabitcold.onyouleg.Daming:Yes.Ouch!ButIcan’twalk.He’sgota. it’snothingserious.He’llsoonbeOK!hefeelscold.Phrasesinthisunit.誰掉隊了?Mylegsareache.Who’smissing?waitaminute.myleghurts.帶某人去醫(yī)院。腿上有傷。發(fā)燒。沒什么嚴(yán)重的。Phrasesinthisunit.thetruck.roundthecorner.toofast.offhisbike.road.untilitwastoolate.Hewasverylucky.Whatwasthemandoing?