IhadagreattimeonmytriptoCanada.Iwentwithtwo46．(teacher...
问题详情： IhadagreattimeonmytriptoCanada.Iwentwithtwo46．(teacher)andallmyclassmates.Onmyfavouriteday,wewentonareallylongwalkinthemountains.Wehadtoc47．allourthingsinbagsonourbacks.Itwashardworkbutwedidn...