Modal verbs (must, may, might, could, have to)

We use ________________ to express probability and possibility.

• may/ have to/ could

• may/ might/ could

• have to/ must

We use ______________ to express obligation and necessity.

• have to/ must

• might/ have to

• could/ may/ might

You ___________ have a visa to go to Canada.

• might

• have to

• could

We ________ take a taxi to go to the park. I don't want to walk.

• could

• don't have to

• couldn't

Let's go to the beach now, because it ______ rain later.

• has to

• may to

• may

We ________ stay at a hostel in Prague. That's always possible if we don't have enough money to stay at a hotel.

• might

• have to

• may not

John ________ do this homework every day.

• have to

• must

• don't have to

A: Do you have to clean your bedroom?

B: No, _________.

• I haven't.

• I don't.

• I do.

We _____ wear a uniform at our school. It is the rule.

• must

• may not

• might

I ________ order burger tonight. (menos certeza)

I ________ order pizza tonight. (mais certezal)

• have to/ may

• might/ may

• may/ might