Sam is a basketball player . He plays basketball very .
Good learners think about .
So far, three quarters of the work_____ by others, it’s your turn to do the rest of it.
—Can’t you stop _____ so much noise? —I’m sorry for giving you so much trouble.
The bike is the first present I got from my father.
-I believe we’ve met before. -No, I’ve never been here before.