Have to / don't have to / can / can't

They______ do an exam. It's mandatory

• has to

• have to

• don´t have to

I_______only speak English. I don't know any other languages.

• have to

• can't

• can

Jenny ________ clean her desk. It's completely dirty and her boss doesn't like it.

• has to

• can

• doesn't have to

Ken and Liz______ learn more English vocabulary. They live in The U.S.

• can

• has to

• have to

What sports ______ you play the best?

• can't

• have to

• can

He______ work in the evening. He works his hours during the day.

• can't

• has to

• doesn't have to

A dog _______ be man's best friend, but it can't help with the chores.

• has to

• can't

• can

Fish ______ breathe outside the water.

• can't

• can

• have to

You _______ say sorry; it isn't necessary.

• can't

• doesn't have

• don't have to

I ______ wear a suit, it isn't a formal event.

• have to

• don't have to

• can´t