4.补全对话A:Excuseme,canyouhelpme?I’mgoingtoBeachHotel.B:GodownthestreetuntilyoucometoNorthStreet,Turnleftandkeepgoingforfourblocks,thehotelisinfrontofthesupermarket.A:Thanks,canItakethebus?B:Sure,youcantakebusNo.229and_______atthethirdstop.