Необходимо найти и поправить оплошности в предложениях. Пример: I have check

Нужно найти и поправить оплошности в предложениях. Пример: I have check with mum if i want to use the computer - i have to check. Вот сами предложения: 1. That has to be Harry, he always comes at 10 am - ______. 2. I might not to come to the club tumorrow because i have to go to the doctor - ______. 3. I don39;t think we should buy him this tie. He mustn39;t like the colour - ______. 4. This information must to be useful - ______. 5. My brother have to walkthe dog. It is his chore - ______. 6. Have your parents to check your homework diary - ______.