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陕旅版小学英语四下Letsgototheshop.Imgoingtobuyagiftforyourgrandpa.OK.Becareful!Lookatthetrafficlights.Itsyellow.Dontcrossthestreet.Stopandwait.Allright.Thelightisgreen.Wecangonow.Let,sgo.Pleasestop.Dontcross.Thelightisred.I,mgoingtowork.Wearegoingtoschool.Sorry.Pleasewaitaminute.Nowthelightisgreen.Youcango.Thankyou.Bye-bye.Lookatthelight!Dontturnleft.Pleasewaitaminute.I,msorry.