1 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
Canada is a broad and beautiful country that stretches from the Atlantic to the Pacific Ocean. In the ten provinces and three territories 1 (make) up Canada, there is great diversity in geography. The grand Rocky Mountains, which are home to high peaks and deep 2 (valley) carved by ice and water, rise to the east of the Pacific coast. Another popular tourist attraction is the mighty Niagara Falls.
In addition to diversity in geography, the diversity of its residents is obvious. Some of Canada’s earliest settlers, 3 are thought to be ancestors of the indigenous peoples, 4 (cross) the Bering Strait with the help of a land bridge.
Today Canada reflects 5 vast mixture of ethnic background. The major ethnic groups include the English, Scottish and French, 6 the minority groups include residents from Singapore and the Pacific Islands.
The ethnic variety, in turn, brings about cultural diversity. In Montreal, one of the 7 (large) French-speaking cities in the world, you can sample the food with a typical French flavour. If you are looking for something 8 the beaten track, you may visit Cape Breton Island in Nova Scotia. As you are exposed to diverse cultures, you may feel 9 (transport) through time and space. Indeed, Canada has been 10 ( consistent) ranked by the United Nations as one of the best countries to live in.
