谁能提供一篇关于美国总统竞选的英语文章？

你到www.whitehouse.gov美国白宫的主页上去找，有美国历届总统竞选的相关知识，只要你看的懂英文就行。

How do the Americans elect their president?
Every four years, Americans will have a presidential election. As the most powerful country in the world, the election of president is a hot issue all over the world. There are many people focus on it. Actually, the system of electing a president is very complex. There are four major steps to elect president.
First, Nomination of Candidates
June of the Election year, in each state, two parties---the democracy and the republican will choose different electors as their representatives. How Do the Political Parties Choose Their Candidates? That's up to the political parties. Most political parties hold conventions, which are large meetings attended by "delegates." Some delegates are selected by state "primary" elections, some are selected by state caucuses (very