题目内容：
听音频，回答题Australia, officially the Commonwealth of Australia, is a country in the southern hemisphere. It comprises the mainland of theworld's smallest continent, the major island of Tasmania, and（26）other islands in theIndian and Pacific Oceans. And it alsohas many（27）countries.For around 40000 years before European settlement commenced in the late 18th century, the Australian mainland and Tasmania28around 250 individual nations of local Australians. After（29）visits by fishermen from the north, and Europeandiscovery by Dutch explorers in 1606, the eastern half of Australia was（30）by the British in 1770 and initially settled in thecolony of New South Wales, founded on 26 January,1788. The population grew（31）in the following years and the continentwas explored thoroughly. During the I9th century, another five largely self-governing Crown Colonies were（32）Since the six colonies became a federation and the Commonwealth of Australia was formed,Australia has（33）a stableliberal democratic political system and remains a Commonwealth realm. The population is just over 21.3 million, with about 60%（34）in and around the mainland state capitals of Sydney, Melbourne, etc.Technologically advanced and industrialized, Australia is a prosperous multicultural country and has good results in many（35）of national performance, such as health care, public education, economic freedom, and the protection of civil liberties and political rights.
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