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Hello, this is Six Minute English from BBC Learning English.
I'm Neil.
And I'm Georgina.
I've got a puzzle for you, Neil.
Ready?
Sure.
Okay, it's a riddle.
I'm as light as a feather,
but no one can hold me for very long.
What am I?
As light as a feather, but no one can hold you.
No idea.
What are you?
Your breath.
Ah, yes, I see.
Okay, then I've got one for you.
I'm so big, I'm everywhere, but so small, you can't see me.
What am I?