精选优质文档-倾情为你奉上The next morning the bushes and maple trees outside their windows were red, gold and orange, and there was frost on the ground, _(confirm) that fall had arrived in Canada.Around noon they arrived in Toronto, the biggest and most wealthy city in Canada. They were not leaving for Montreal until later, so they went on a tour of the city. They went up the tall CN Tower and looked across the lake. _the distance, they could see the misty cloud that rose from the great Ni