1) We ... go to work tomorrow. It's a holiday. a) don't have to b) mustn't 2) I'm late for a meeting. I ... go now. a) have to b) must 3) Don't worry about the bill. We ... pay by credit card. a) can b) must 4) There's a red flag. We ... go swimming a) can't b) mustn't 5) You ... touch the cooker. It's hot. a) don't have to b) mustn't 6) You ... drive on the left in the UK. a) can b) have to 7) You ... wear a seatbelt when you travel by car. a) must b) have to 8) I ... send personal emails from work. a) can't  b) don't have to

Navigate Pre-Intermediate Unit 8 Obligation Necessity and Permission

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