There are significant differences between China and the United States in their education systems.
中美教育制度有很大不同。
2
The United States has one of the best highway systems in the world.
美国拥有世界上最好的高速公路系统之一。
3
US President Bush will soon give Russia notice that the United States is withdrawing from the 1972 nucleartreaty that bans testing of missile defense systems.