Read it! или You must read it.- команда Can/Could you read it, please. - просьба You mustn't read it! - запрет
1. Don't read this text! - запрет 2. I do not allow you to read this text. - запрет (не разрешаю!) 3. You must read this text. - приказ (должен!) 4. Could you read this text? - вежливая просьба 5. Read this text! - команда