In any “transformation of sentences” or “do as directed” grammar test, negative to affirmative sentence and vice versa is very common. Subject + did not + verb…. Grammar notes. Stating what someone is not, or not doing. (positive) The knife is not blunt. 8. 12. 10. (…That’s not very nice!) (negative) 2.Use DEGREES OF COMPARISON. Making Negative Statements 12. 2 - In a sentence with an auxiliary verb: An auxiliary verb or modal helps the main verb to make a complete sentence. 1.Use OPPOSITES. It can be can, must, may, have, should, could, will and would: I can play the guitar. My brother does not earn two hundred dollars a week. (…It is white.) Our team did not play well yesterday. To transform these sentences to the negative form, simply add not after the auxiliary and Sentences can be transformed from affirmative (positive meaning) to negative and vice versa by using the following elements depending on the given instance. I do not practice the violin every morning. Use the following pattern. Use “did not” to make a negative past tense sentence in English. We have eaten a lot. Notes: Changing a sentence into a negative one is as easy as adding the word “not.” Examples: The flower is not red. e.g. The Empire State Building is not tall. Form: [Noun] is not [adjective / verb-ing]. The best ways are given below. You are not wonderful. Sharon does not make models from clay. He does not go to school by bus. She will go to school. e.g. There are many ways to convert a positive sentence to a negative sentence. The knife is sharp. 11. “Did not” goes with every subject. 9. Compare some present tense and past tense sentences. This “negation” element is created according to the following general rule. A negative adverb has to be added in order to negate or “cancel” the validity of the sentence.