Must/ have to / mustn,t / don,t have to / doesn,t have to? 1. It,s 8 o,clock! I ... go to work . 2. Her granny is ill. She ... visit her. 3. I ... leam English. It will help me in the future. 4. It,s very cold. You ... go out today . 5. You ... clean your room today. You can do it tomorrow. 6. Your dog ... sleep in your bed.