2.
Tracy has to go to school.
They have to wake up early.
We don’t have to wear uniform.
You needn’t make your bed.
She doesn’t have to clean the flat.
3.
Oldest
The best
More intelligent
Most clever
Smaller
The most attractive
The fastest
The laziest
Most expensive
More aggressive
4.
Must
Needn’t
Don’t have to
Mustn’t
Have to
