题目内容：

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Travel in Montreal's underground city

Montreal is the second largest city in Canada with a population of over 4,100,000 people. When we go shopping in Montreal in Canada, we may find that 1.. Why? That's because many people do their shopping under the ground. With 4,350 hotel rooms, 2,727 apartments, 930 shops, 68 subway stations,9 fitness centers, 3 skating rinks, 2 libraries，and a small church，2.. If you live in one of the underground apartments, 3.. Because of outdoor temperatures that may drop to–35℃ in winter, 4.. The underground city is thought as an important tourist attraction by most Montreal travel guidebooks. If you like, 5.. In 1962, while breaking ground for the city's first subway, the idea for an underground shopping mall was born at the same time.

A. more than 4. 5 square miles make up the world's largest underground city

B. people prefer to stay under the ground in order to get away from the coldness

C. you cannot do sports in Montreal's underground city

D. it is not crowded at all in the shopping malls

E. you can take the subway to work and do the shopping

F. Montreal remains an important center of industry.

G. you can spend a week in the underground city