He is disappointed. He appears ____ what has happened to his competition.

If a lot of people say a film is not good, I won’tbother to see it, or I’ll wait _____ it comes out on DVD.

Either Jane or Steven _____ watching TVnow.

—Why is your professor so happy recently?—Because the theory she insisted on correct. [ ]

Sorry, sir. I made a mistake again.— ________. Practice more and you will do better.