6. We have every reason to believe that ______ 2010 World Expo in Shanghai will be ______success.
A. the; a B. the; / C. /; a D. a; a
7. —Where is that report?
—I brought it to you _______ you were in Mr. Black’s office yesterday.
A. if B. because C. when D. before
8. She will have to ______ herself to the new condition.
A. change B. fit C. suit D. adjust