Modal verbs (1) must, have to, mustn't

We …… quietly in the library.

• must behave

• don’t have to behave

• has to behave

You …… so much.

• has to eat

• must eats

• mustn’t eat

She …… home at eight every morning.

• must leave

• must leaves

• have to leave

You …… the school rules.

• has to obey

• have to obey

• doesn’t have to obey

My neighbor’s child …… the piano for three hours a day.

• have to practice

• must practices

• must practice

If you go to a dentist with a private practice, you ….. quite a lot of money.

• have to pay

• has to pay

• don’t have to pay

…. her room every day?

• Do your sister have to tidy

• Does you sister have to tidy

• Does your sister has to tidy

You …… the cell phone while you are driving.

• haven’t use

• don’t have to use

• mustn’t use

…. a school uniform?

• Do you have to wear

• Does you have to wear

• Have you wear

You …… day if you want to look and feel better.

• must exercise

• mustn’t exercise

• don’t have to exercise