[填空题]Peoples occupied North America before the arrival of the (1)______
European in the 15th century have long been known as Indians because (2)______
of the belief prevalent at time of Columbus that the Americas were the (3)______
outer reaches of the Indies. Most scholars agree that Native Americans
came into the Western Hemisphere from Asia by the Bering Strait in a (4)______
series of migrations. From Alaska they spread to the east and south. (5)______
Several separate waves of migration are said to count for the many native (6)______
linguistic families, while the common origin used to explain the physical (7)______
characteristics that Native Americans have in common--Mongoloid
features, coarse, straight, black hair, dark eyes, sparse body hair, and
a skin colour range from yellow-brown to reddish brown. Many scholars (8)______

[填空题]Peoples occupied North America before the arrival of the (1)______
European in the 15th century have long been known as Indians because (2)______
of the belief prevalent at time of Columbus that the Americas were the (3)______
outer reaches of the Indies. Most scholars agree that Native Americans
came into the Western Hemisphere from Asia by the Bering Strait in a (4)______
series of migrations. From Alaska they spread to the east and south. (5)______
Several separate waves of migration are said to count for the many native (6)______
linguistic families, while the common origin used to explain the physical (7)______
characteristics that Native Americans have in common--Mongoloid
features, coarse, straight, black hair, dark eyes, sparse body hair, and
a skin colour range from yellow-brown to reddish brown. Many scholars (8)______

[单项选择]A. Latin America. B. North America. C. South America. D. Central America.

[单项选择]Alaska, which was called Russian America before it was sold to the United States of America, joined the union as the forty-ninth state in 1959.
Alaska is now the largest of all the 50 states of the United States.
It was in 1867 that President A. Johnson’s Secretary of State (国务卿) ,Seward bought Alaska from the Russians at a cost of 7.2 million. The buying of the huge northern land mass seemed at first something foolishly done. Not only was Alaska difficult to reach, but it was also hard to live in, and it appeared to have no importance in time of war. Besides, there are volcanoes there as Alaska lies on the Pacific "ring of fire" (火山带). In Alaska large treeless areas are covered with snow all the year. For these reasons the buying of Alaska was called "Seward’s Fooly" at that time.
However, in 1896 gold was found in Alaska, and people poured into the land quickly. Since then other important natural resources were discovered, including oil. Soon people changed their think
A. Russia
B. America
C. Canada
D. Japan

[填空题]Bears are found in North America, South America, Europe, and Africa.