Circle the correct option. remember it's my mum's birthday next week. a must to b has c must write poems at school? a Have you b Do you have to c Do you must Please don't tell my parents I had a hamburger. They know. a mustn't b have not to c doesn't must 1 my poem to the class yesterday. a had to read b must read c must to read travel a lot when you were a pop singer? a. Had you to b Must you c Did you have to