What is it?
It's a button.
What is it?
It's a mobile (phone).
What is it?
It's a DVD.
What is it?
It's an MP3 player.
What is it?
It's a radio.
What are they?
They're apps (applications).
What is it?
It's a screen.
What action is it?
To turn on / turn off
What is it?
It's an e-book.
What is it?
It's a computer.
What are they doing?
They're texting each other.
What is it?
It's the internet.
What is it?
It's a mouse.
What is he doing?
He's writing / sending an email.
What action is it?
To click
What is it?
It's a laptop.
What is it?
It's a camera.