... Cambridge University Press 15 Green, G M (1989), Pragmatics and Natural Language Understanding, USA: Lawrence Erlbaum Associates, Inc 16 Halliday, M .A. K (1974), Language and Social Man, London: ... their confirmation and negation The Americans prefer On- Record strategies (ie Bald On- Record and Joking), while the Vietnamese are more in favor of Off-Record strategies (ie Asserting condition and ... communicative strategies The Americans are similar to Vietnamese in attempts to show their confirmation and negation directly by using "Bald On- Record" strategy However, the Americans and Vietnamese have...