3、erced.Wecan’tsleepinclass.Wecan’tplaycomputergames.Weshouldwaitinlineatanytime.Wecan’tspeakloudlyinpublic.On thebus,we should give ourseats to theelderly.Obeytherules!Haveadiscussion!1.Teenagersshouldnotbeallowedtosmoke.2.Sixteen-year-oldsshouldbeallowedtodrive.3.Student