Necessity and probability

Where is Julie?

She lives across town so _______ be late

• could

• may

• must

I _____ go to summer school this year. I had such a great time last year!

• could

• may

• must

I ________ come to the festival but I have to ask for my parents' permission still

• may

• must

• could

There _____ be some pizza left... But I'm not sure. I think we ate it all

• must

• may

• could

You haven’t eaten all day. You _________ hungry.

• could

• may

• must

Let's go to the dance class! You ______ to sign up. It's open to all audience

• don't have to

• have to

• need to

I ______ sign up for the art classes today, the deadline is tomorrow!

• have to

• don't have to

• need to

At the end of the program, we _____ sing in front of an audience to get the certification

• need to

• don't have to

• have to