3. You (don't have to/mustn't/ shouldn't) wear a school uniform in most Spanish state schools. 4. You (must/mustn't/ needn't) come. I can do it without you. 5. You (don't have to / must / mustn't) copy during exams. tall to play football. 6. You (don't have to/mustn't/ shouldn't) be very 7. You (must / mustn't/ needn't) be a good writer to win the Pulitzer Prize.
