What's this? Why do we need it?
blender
What's this? Why do we need it?
electric toothbrush
What's this? Why do we need it?
games console
What's this? Why do we need it?
hairdryer
What's this? Why do we need it?
microwave oven
What's this? Why do we need it?
remote control
What's this? Why do we need it?
toaster
What's this? Why do we need it?
USB stick
What's he doing?
He's plugging in.
What's he doing?
He's turning on and off the light.
What's he doing?
He's unplugging.
What are they doing?
They're pressing the button.
What does this sign mean?
download
