Use a form of to be and the infinite verb plus -ing.
- am with the personal pronoun I
- is with the personal pronouns he, she or it (or the singular form of nouns)
- are with the personal pronouns you, we, they (or the plural form of nouns)
|I||I am playing.||I am not playing.||Am I playing?|
|he, she, it||He is playing.||He is not playing.||Is he playing?|
|you, we, they||You are playing.||You are not playing.||Are you playing?|
Tips on how to form negative sentences and questions
In negative sentences, we put not between the form of be and the verb.
In questions, we simply swop the places of subject and the form of be.