Ответ:

682 Has he got

683 Would he like

684 Can he ride

685 Is he riding

686 Am I

687 Am I playing

688 Am I helping

689 Am i going

690 Am I speaking

691 Would they like to dance?

692 Are they dancers?

693 Are they dancing?

694 Are they writers?

695 Are they writing?

696 Is he writing?

697 Would he like to write?

698 Must he write?

699 Am I walking?

700 Am I sitting?

Объяснение:

Меняем подлежащее и глагол to be местами. That's it.