—Hi, Jack!—Hi, Eric! You ________ really quiet, but now you are very outgoing.
I saw Sam __________ football when I passed the playground.
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.