Have to: Modals of Obligation

By in Grammar on September 3, 2016

Please choose the correct form of "Have To" to make a meaningful sentence.

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1. This ____ (be) her flat! She said it is floor 2, flat 13.

2. Peter  ____ (move) to another house and he can stay here as long as he wants.

3. We ____ (protect) this island no matter what happens.

4. ____ they ____ (camp) in the forest?