Nowadays we are in the globalization world and English is an international
language which is used as the medium to create and develop the understanding and
exchanging ideas of people all over the world. As can be seen, English has been
taught in many countries and people communicate with in around the world
(Janjaroen 2001 : 1) In Thailand English is used to communicate with foreigners and
to search the information. Therefore Thai educational system must promote students’
abilities to communicate in English correctly and appropriately. This focus is seen in
the act of which the Ministry of Education of Thailand as it has determined that
English is one of the most important subjects in the area of foreign languages
(Department of Curriculum and Instruction Development 2001 : 1)