ESL, Середній рівень

English Tenses

Mike: Please go away. I'm ......... a letter. I need some quiet.
Mike: I don't honestly think you ......... telling the truth.
Mike: If I ........., I know I shall regret it.
Mike: All right. You ......... stay as long as you don't make any noise.
Sarah: Thank you very much. I shall be as quiet as a mouse but ......... just put the TV on.