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Language Focus 2 (don’t) have to


• Learn have to.
• Learn don’t have to and how it differs from mustn’t.
• Talk about what you have to do.

(don’t) have to

  • We use have to to say what is necessary to do.

You have to answer all the questions in the exam.

Toby has to look after his sister this afternoon.

  • We use don’t have to  to say what isn’t necessary to do, but is an option or a choice.

I don’t have to help you with the homework.

Elsie doesn’t have to get up early tomorrow.

  • Question words go at the beginning of the question.

How much homework do you have to do?

When do we have to make a decision?