Question

1. Change into interrogative:

This is awesome.

The strawberry pie was good

He's playing some games on the internet

Answer 1

Is this awesome?
Was the strawberry pie good?
Is he playing some games on the internet?

Answer 2

Is this awesome?
Was the strawberry pie good?
Is he playing some games on the internet?

Você pega o auxiliar ou o verbo to be  e coloca na frente do sujeito ou seja voce inverte o auxiliar com o sujeito para fazer pergunta no ingles.