Valdinar Lacerda Araripina

You........wear seatbelt while driving.

• must

• mustn't

• to must

• must to

• not must

You........ smoke at school.

• must

• mustn't

• must to

• not must

They..... more vegetables for a healthier diet.

• must to eat

• mustn't to eat

• must eating

• must eat

Students........ late for exam school.

• must is

• must be

• mustn't be

• mustn't are

Students.......... complete their homework on time.

• to must

• to mustn't

• must to

• must

We........... respect the people.

• mustn't

• must to

• must

• to must

Everybody ............. enough water everyday.

• must driving

• mustn't drink

• must drink

• must drinks

You.......be rude to your teachers.

• must to

• to mustn't

• not must

• mustn't

People............carefully in bad weather.

• must driving

• mustn't driving

• must drive

• mustn't drive

You......... in the classroom. It's wrong.

• must run

• mustn't to run

• mustn't runs

• mustn't run