Whenyourideabicycle,rememberthatyousharetheroadwithcars...
问题详情：Whenyourideabicycle,rememberthatyousharetheroadwithcarsandtrucks.Theyarealotbiggerthanyouare.Youshouldfollowthesamerulesascarandtruckdrivers.Herearesomespecialrulesforbicycleriders: Alway...