English is a native language for both Bri tish and American. But due to the gaps in geography,history,culture and economy b etween the two countries,there exist unavoidablely differences in speech sound,g rammar,and vocabulary.

• 英、美两国的母语都是英语 ,但因彼此在地理、历史、文化和经济等方面的差异 ,英、美英语又不可避免地存在着语音、语法、词汇等方面的区别。