English is the primary language used in the foreigners to communicate in international English become the language until the international or global languages, so the second language people in Thailand have to learn in order to communicate is English.
English is the main language Foreigners used to communicate between the English become the language of international or universal language, a second language, so that Thailand must learn to communicate in English.
English is the main language that foreigners used in international communication and English become the international language or language, so people must learn to use a second language in communication is English.