(2013·湖北高考)While intelligent people can often ________ the complex, a fool is more likely to complicate the simple.

 The Tenth Art Festival held in Jinan _______ to many people from the world.

(2013·浙江，11)Half of ________ surveyed in 16 countries say they go first to their closest friend to share their deepest wishes and darkest fears.

__________of the land in that district __________ covered with trees and grass．

 ---I will have to think about it again．--- If you _    , you may lose the opportunity to compete altogether．