1.（2011全国卷II）19. It was a nice meal, _______a little expensive.
A. though B. whether C. as D. since
2.（2011北京卷）29. __________ volleyball is her main focus, she’s also great at basketball.
A. Since B. Once C. Unless D. While
3.(2011上海卷) 36. If a lot of people say a film is not good, I won’t bother to see it, or I’ll wait ____ it comes out
on DVD.
A. whether B. after C. though D. until
