Unit 3 Could you please tell me where the restrooms are? 单元知识梳理restroombesidepardonbathroomgrapecentraleastmailpolitelyimpolitespeakercourserequestdirectundergroundstamppostcardsuggestrushconvenientdirectionaddresscornercorrectwhompassby在……之间 pardonmelook forward to例如要求a pair ofwalk up to为做某事而激动on one's way toparking lotssound politeCouldget toalongsome postcardswondershouldbuy/getvisitimportantbecausedirectchangespeak |