单选题 One of the most important lakes in the United States is ______, which is the largest freshwater lake in the world.

单选题 The BBC is financed principally by ______.

单选题 The United States of America is the ______ country in the world.

单选题 The Beatles was a band formed by four boys from ______.

单选题 ______ extend from the northern tip of Maine southwestwards to Alabama.

单选题 The climate of the United States is influenced by ______.

单选题 Of the following four sports, ______ has the longest history.

单选题 ______ is the most typical English sport.

单选题 Football has its traditional home in ______.