In British schools, pupils __ wear a uniform.
can
don't have to
have to
They __ wear jeans to school.
can't
They __ take their own lunch to school.
They __ go to school on Saturdays.
I __ travel a lot in my job.
I __ be late for work.
I __ wear a uniform to work.
I __ take a holiday whenever I want.
I __ eat lunch when I want.
I __ bring a note from the doctor if I am ill.