---Which is ______, the sun, the moon or the earth? ---Of course the sun is.
There is so much rubbish.Could you ____________?
He used to _______ up late, now he is used to __________ up early.
We’ll go to the park if it ___________ tomorrow.
We like water _______ nothing in it.
My parents often ask me _______ too much time _______ computer games.