4 8.6.13.1 Choose the correct item.2.1 You mustn't/have to leave your bags onthe plane when you get off.2 Zarina doesn't have to/has to run for thetrain because she's early.3 You don't have to/mustn't buy a bus ticket- I'll buy one for you.I mustn't/have to get on the number 18bus, or I'll be late for work.5 Miras mustn't/has to buy a new tyre for hisbike - his front one is flat.6 Sara has to/doesn't have to wait long; thetrain is leaving in five minutes.7 You mustn't/have to forget your luggage.8 Passengers must/mustn't check-in theirbags before they fly.​