modal verbs

Samantha _________ asleep because there's no light on in her room. She hates darkness when she is awake.

________ I use your phone? I need to make an urgent phone call.

You _____ eat fruit.

• have to

• must

• should

....................... I go out, please?

• Should 
• Must 
• Can't 
• May

You ... listen to music at the lesson.It' s prohibited.

• shouldn't

• don't have to

• can't

You ............... walk on the grass. It isn't allowed. 

• won't 
• can't 
• mustn't 
• couldn't 

You _____ put on your seat belt.

• can't

• may

• must

• should

You don't have to wear a tie to go to the restaurant.

• permission

• prohibition

• obligation

• no obligation

The test was extremely hard but most students managed to finish right on time.

• Obligation

• Lack of obligation

• Prohibition

• Permission

• Ability

You _____ fail your exam! You've been studying for weeks.

• CAN'T

• CAN