... Yes/No-question, negative Tag -questions, negative Wh -questions, and negative alternative -questions) have been described and compared with Vietnamese equivalents to find out the similarities and ... negation, negative questions in English and Vietnamese in brief. As negation is a complex part, many grammarians have studied on it. They also gave out ideas about negation and forms of it and ... stamps A negative with assertive-form implies another affirmative or is regarded as “partial negative .Apart from adverbials, the ambiguity is also made by an operator in a negative, here, operator...