4 8.6.13.1 Choose the correct item.
2.
1 You mustn't/have to leave your bags on
the plane when you get off.
2 Zarina doesn't have to/has to run for the
train 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 18
bus, or I'll be late for work.
5 Miras mustn't/has to buy a new tyre for his
bike - his front one is flat.
6 Sara has to/doesn't have to wait long; the
train is leaving in five minutes.
7 You mustn't/have to forget your luggage.
8 Passengers must/mustn't check-in their
bags before they fly.
1 have to
2 doesn't have to
3 Don't have to
5 has to
6 has to
7 mustn't
8 must