Complete the sentences with mustn't or don't/doesn't have to. Ex: You mustn't our secret. OK? 1 Great! I ______________ get up early. I can stay in bed until eleven! 2 It's a pyjama party, but you ___________ wear pyjamas If you don't want to. 3 The bus leaves at seven. He ______________ be late. 4 My grandfather _________ pay on the bus. He has a free pass. 5 We've got lots of time. We _____________ run to the bus stop. 6 Your brother ________________ park there. The police will take his car away.