1. Can Mike count to fifty in Spanish?
1. Mike can't count to fifty in Spanish.
2. May the children do whatever...
2. The children may not do whatever ...
3. Must you come home by 11 o'clock?
3. You mustn't come home by 11 o'clock
4. Was he allowed to borrow his father's car last Friday
4. He wasn't allowed to borrow his father's car last Friday.
5. Does Olga need to pay more attention to her English classes?
5. Olga doesn't need to pay moy attention to her English classes.
6. Should Jim drive more carefully?
6. Jim shouldn't drive more carefully.
7. Have you take part in the discussion?
7. You haven't take part in the discussion
8. Could he swim when he was a child?
8. He couldn't swim when he was a child.
9. Will she have to study harder to pass her exams next month?
9. Next month she won't have to study harder to pass her exams.