共用题干 The United States is a federal union of 50 states.The capital of national government is in Washington,D.C.The federal constitution sets up the structures of the national government and lists its powers and activities.The constitution gives Congress the authority to make laws which are necessary for the common defense and the good of the nation.It also gives the federal government the power to deal with national and international problems that involve more than one state._________(46)
_________(47)The legislative branch makes the laws;the executive branch carries out the laws;and the judicial branch interprets the laws.The President heads the executive branch and the Supreme Court heads the judicial branch.The legislative branch includes both houses of Congress一 the Senate and the House of Representatives._________(48)For example,Congress can pass a law; the President may sign it. Nevertheless,the Supreme Court can declare the law unconstitutional and nullify（取消）it.
__________(49)The President and the members of the Congress are elected directly.But the heads of federal departments and Supreme Court judges are appointed by the President. Every citizen votes in secret.__________(50)The people believe that their government should provide a framework of law and order within which they are left free to run their own lives.

A. _________（47）A:The election of government takes place every four years.

B. The federal government has three branches:the executive,the legislative,and the judicial.

C. All the powers that are not given to the federal government by the constitution are the responsibility of the individual states.

D. The United States government is based on the principle of federalism,in which power is shared between the federal government and state governments.

E. Consequently,no one knows for sure whether his neighbor actually votes for or against a particular candidate.F:The constitution limits the powers of each branch and prevents one branch from gaining too much power.

F. Consequently,no one knows for sure whether his neighbor actually votes for or against a particular candidate.F:The constitution limits the powers of each branch and prevents one branch from gaining too much power.