Who do you think we should have______to Shanghai to visit the 2010 World Expo?
I don’t think you should mention it at the beginning of the story, or it may ____ the shocking ending.
To tell the truth, I would rather that I ____ the pain instead of you. You don’t know how worried I was.
____ of the land in that district ____ covered with trees and grass.
People have lots of problems living in the central Australian desert, ____ the lack of water is the most serious one.
--- Haven’t seen you for ages! Where have you been? --- I have seldom had any chance to come back to the hometown ____ I was sent to Beijing ____ the project.