The United Sates ranks______ in the export of rice in the world.A．the firstB．the secondC．t

In 1995 China ranked ______ in the world in terms of tourism dollars.A、seventhB、eighthC、

In 1783, the United States and the United Kingdom signed ______ to end the War of Independ

In the United States, the Senate is presided over by______of the United States.A．the presi

In 1565______established the first permanent European settlement in the continental United

The Gross National Product of the United States ranks______ in the world.A．the firstB．the

In 1900, the United States ranked first in the world in the production of______.A．coalB．el