The problem is difficult few students can work it out.
—Jeff, would you mind _____ after drinking? —Sorry, I won’t do that again.
—_______ is very important in the game. —That’s right. One player doesn’t make a team.
—What’s wrong with your sister? —She broke the glass and hurt _______.
—Must I clean all the plates after dinner? —No, you ______ . But you ______ finish your homework later.
—The second-hand smoke is even more terrible. —That’s right. It does great ______ to people around.