1. The progress on science from Europe and America is mainly to understand these things requires knowledge of English as well as many treatises written in English.
2. English is an international language is widely used, most English learning, so it is the mark of the educated people inevitably.
3. Trade with the foreign large have limitations and rules involved, therefore, need relies on English as a lingua franca in communication. Contract services.
4. Thailand"s develop yourself to the industrialized countries. Need to use the personnel with knowledge in many areas, including the expert on language.
5. In conflict resolution, political, military, international diplomacy must be carefully be careful in choosing words to avoid various misunderstandings caused by the improper uses of the term.
6. Psychologists and linguistic research concluded that people who know more than one language is likely have developed in the brain related to language than those who speak only one language and those who speak a chance to earn money faster and more people speak only one language is the language.