Complete the sentences with the positive or negative forms of must or have to. 1. Brilliant! I ___________ study tonight because I've finished my exams. 2. You ___________ use a mobile phone on a plane. 3. You can go out, but you ___________ be home by midnight. 4. Jo ___________ go to school by bus. She lives nearby. 5. We ___________ cook tonight. We can get a pizza. 6. She ___________ get up early. She's on holiday. 7. You ___________ study harder or you are going to fail. 8. You ___________ drive faster than 120 km/h on the motorway.