You ______________ smoke in a movie theater.

1.   ?    don't have to
2.   ?    must not

You ______________________ buy coffee in the cafeteria.

1.   ?    don't have to
2.   ?    must not

He _______________________ buy alcohol for minors. (For alcohol, minors are people who are not 21 years old or older.)

1.   ?    doesn't have to
2.   ?    must not

She __________________________ shop at the mall.

1.   ?    do not have to
2.   ?    must not
3.   ?    doesn't have to

They __________________ read the newspaper.

1.   ?    must not
2.   ?    don't have to

Harold ________________ write lessons about modals.

1.   ?    must not
2.   ?    don't have to
3.   ?    doesn't have to

Students ______________ go to the library.

1.   ?    don't have to
2.   ?    must not

You ______________ drive your car on the sidewalk.

1.   ?    don't have to
2.   ?    must not

The children _____________ eat ice cream.

1.   ?    must not
2.   ?    don't have to

You _______________ take the computers out of the Multimedia Classroom.

1.   ?    don't have to
2.   ?    must not