Fill in:mustn't, must ,might, don't have to,have to 1 If you're ill ,you .... go to the doctor immediately. 2 People ........ drop litter in the streets . It's illegal 3They .... come if they don't want to 4Anna .... come to the cinema with me tonight if she finishes work early. 5They ... be at work at 9:00am
1 must
2 mustn't
3 might
4 must
5 have to