She asked me if I would give her English lessons.

　　她問(wèn)我愿不愿意給她上英語(yǔ)課。

　　I need to improve my English.

　　我需要提高我的英語(yǔ)水平。

　　There is a growing need for qualified teachers of Business English.

　　對合格的商務(wù)英語(yǔ)教師的需求日益增長(cháng)。

　　Can you help me put this letter into good English, please?

　　請問(wèn)你能幫我用通順的英語(yǔ)來(lái)表達這信的內容嗎？

　　American English is significantly different from British English.

　　美國英語(yǔ)與英國英語(yǔ)有很大差異。