thenewbicyclehelmet的精选

问题详情：     Asmydadunwrapped(打开)thenewbicyclehelmet（头盔）thatIgothimforhisbirthday,Irealizedthatanumberofpeopleridetheirbicycleseverydaywithouttheprotectionofahelmet.   Duetocoldwintersacross...