David, turn off the TV _____ no one is watching it.—But it _____ off already! The music is from the radio.[ ]

_________ is known to us all that the earth is smaller than the sun.

Do you know the nearest way to the science museum?—Sorry, I’m a stranger. This is the first time I _________ here.

Hundreds of _________ people _________ the streets and parks of London to watch the royal wedding on video screens.

I like playing _____ piano.– Oh, we have _____ same hobby.