Underline the correct verb in italics.
1 My boss said I don’t have to / mustn’t work late because he can always ask someone else.
2 You mustn’t / don’t have to drive faster than the speed limit of 85 kilometres per hour.
3 If take my advice you have to / ought to change your job.
4 I’m sorry but I really must / needn’t be going now. I have a meeting in half an hour.
5 Governments should / shouldn’t work together to solve the debt problem.
6 Sorry but I need / must to make a call.
7 The low taxes for high-earners are unfair. We really mustn’t / have to increase what they pay.