Affirmative and negative forms of past continuous tense Affirmative and negative forms of past continuous tense
Negative Form of Simple Present Tense - Contractions Negative Form of Simple Present Tense - Contractions
Pr2 - Unit 12A Extra - Present simple negative and question Pr2 - Unit 12A Extra - Present simple negative and question
There is / There are: affirmative, negative and interrogative There is / There are: affirmative, negative and interrogative