改写后的课文内容填空（共10个空，每空1分，满分10分）（给出首字母）
Li Daiyu and her cousin Liu Qian were on a trip to Canada to visit their cousins. They decided to catch the train, The True North, to cross the whole c______.
They began their journey in Vancouver, a city s______ by mountains and the Pacific Ocean. A______ the train, the cousins settled down in their seats. When they crossed the Rocky Mountains, they managed to catch s______ of some mountain goats and even a grizzly bear and an eagle. In Calgary, they learned that cowboys, most of whom had a g______ for riding horses, came from all over the world to compete there in the Stampede.
After two days’ travel, the girls began to realize that Canada is quite e______. At school, they had learned that most Canadians live within a few hundred kilometers of the USA b______, and that Canada’s population is only s______ over thirty million, but still they were a______ to see such a large country with so small a population.
That night as they slept, the train rushed southward towards Toronto, the biggest and most w______ city in Canada.
