The increasing globalization of the marketplace is forcing people to travel
around the world. English, which is widely used as a native, a second, or a foreign
language, has become a common language for travelers from the different countries
all over the world. Therefore English is the accepted medium for international
business transactions according to the Economist (1996).
At present the business that makes the most income for Thailand is tourism.
Tourism has been Thailand’s highest income generator since 1982. Tourism business
in Thailand such as travel agencies, airlines, restaurants, guest houses, souvenir shops
and hotels need workers who can speak English in order to effectively serve their
foreign customers. Since, English is the first priority for those who work in the