riad and choose
1 Hi is a great cook. He is/can cook really well.
2 Look! Mary is dance / dancing!
3 Are you /Can you ride a bike?
4 Harry and Tom aren't/isn't sleeping. They 're in the garden.

спасибо

не за что

1) Hi is great cook.He can cook really well.2) Look! Mary is dancing!3) Can you ride a bike?4) Harry and Tom aren't sleeping.They're in the garden.