单项选择题
A.The southern B.The northeastern C.The western
The political system of the US is based on the followin...
单项选择题The political system of the US is based on the following except （）
A.federalism B.the constitutional monarchy C.the separation of powers D.respect for the constitution E.the rule of law
The American War of Independence started in （）and ended...
单项选择题The American War of Independence started in （）and ended in （）
A.1776，1784 B.1775，1783 C.1706，1714
Washington, the capital of the US, is on the （）river.A....
单项选择题Washington, the capital of the US, is on the （）river.
A.Potomac B.Delaware C.St. Laurence
