Modal verbs

It’s a great film. You ........... see it.

• must

• have to

• need

My mum says that I .........tidy my room every day!

• must

• have to

• need

The museum rules say that all visitors ............. walk around with a museum guide.

• must

• have to

• need

At our school the students ................... wear a blazer,

a shirt and a tie.

• must

• have to

• can't

You ............. touch the exhibits in a museum.

• don't have to

• might not

• mustn't

My friend says it’s a very good book, so I ............ read it soon.

• must

• have to

• can't

I think Dave has a problem. I feel I ..........try and help him.

• must

• have to

• has to

The library rules say that all students ................ return their books by June 21st.

• must

• have to

• can

We really ______ walk so fast. We’ve got plenty of time.

• can't

• mustn't

• don't have to

She ______ get out of bed yet. She’s still really weak after the operation.

• doesn't have to

• doesn't need to

• mustn't