1 don't have to
2 don't have to
3 musn't
4 doesn't have to
5 musn't
6 musn't
7 musn't
8 musn't
9 musn't
10 doesn't have to
11 don't have to
12 musn't
12 don't have to
13 mustn't
15musn't
16 don't have to
17 mustn't
18 don't have to
IV
1 You aren't allowed to feed the animals.....
2 He is obilged to wear a.....
3 You don't have to give him a lift
4 You musn't touch the .....
5 It isn't necessary for Teddy to prepare....