Modal Verbs

You ________ study hard if you want to pass the exam.

• can

• should

• may

When I was a child, I ________ ride a bicycle.

• could

• can

• should

 

You ________ drive at night if you’re tired. It’s dangerous.

• don’t have to

• shouldn’t

• might not

He ________ finish the project by tomorrow. It's very important.

• can

• doesn't have to

• must

Students ________ wear uniforms in this school. It's a rule.

• have to

• don't have to

• could

You ________ bring an umbrella. It looks like it might rain.

• should

• shouldn't

• must

She ________ be at work right now, but I’m not sure.

• must

• may

• don't have to

You ________ eat less sugar if you want to stay healthy.

• doesn't have to

• may

• ought to

You ________ smoke in the hospital. It’s not allowed.

• don’t have to

• mustn’t

• doesn’t have to

She ________ worry about the test. She already passed.

• mustn't

• doesnt' have to

• don’t have to