Cover of English Grammar in Use (5th edition)

Exercise 31.4

Unit 31 - have to and must·English Grammar in Use (5th edition)

Question

Complete the sentences with mustn't, don't have to or doesn't have to.

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← Exercise 31.3

More exercises in Unit 31 - have to and must

Ex. 31.1
Ex. 31.2
Ex. 31.3