Formula of Present Indefinite Tense-How to derive it
lenglishgrammar.com › 2022 › 08Aug 14, 2022 · Formula Of Present Indefinite Tense for Negative Sentences Its very easy to derive the formula for negative sentences after learning general formula. So, add ‘not’ after helping verb. As, there is no helping verb in general formula of this tense. Therefore, we use additional helping verbs ‘do/does’. S + do/does + not + 1V + O