_____ on May Day, the Shanghai Expo has attracted tens of thousands of visitors around the world every day．
A．Having opened B．Opened
C．Opening D．To open
With the moonlight keeping them ________, the tourists climbed over the mountain without a guide．
A．approach B．silence C．secret D．company
Recently I was frustrated that my essay was rejected my a newspaper．________, I had my wallet picked on the bus on the way home．
A．To be honest B．To make matters worse
C．To tell you the truth D．Believe it or not
Will you see to ________ that you will take good care of my car while using it?
A．this B．it C．that D．him
_____ every day, the Internet provides readers with the latest news from all corners of the world．
A．Update B．To update C．Updating D．Updated
During _______ trip to Yunnan, Premier Wen Jiabao stressed ______importance of water conservation projects and promised more government support．
A．the ;the B．the；不填 C．a；不填 D．a ; the
