The only places in Australia that experience regular winter snowfall and icy conditions are（）

单项选择题Most Australians live on the cool,wet,forested（）.

A.southeast coastland　
B.southwest coastland
C.northeast coastland　
D.northwest coastland

单项选择题Although Australia has a large area,（）of the continent is desert or semi-desert.

A.one third　
B.two thirds
C.half　
D.more than half

单项选择题The geographical structure of Australia is generally divided into threetopographical regions:（）

A.the Eastern Plateau,the Central highlands and the Western Lowlands
B.the Central Plateau,the Western Highlands and the Eastern Lowlands
C.the Western Plateau,the Eastern highlands and the Central Eastern Lowlands
D.the Central Plateau,the Western highlands and the Eastern Lowlands

单项选择题With regard to its size,Australia is（）country in the world.

A.the third largest　
B.the fourth largest
C.the fifth largest　
D.the sixth largest

单项选择题Like the island continent of Antarctica,Australia is located entirely in（）

A.the Northern Hemisphere　
B.the Southern Hemisphere
C.the North Pole
D.the South Pole