19． is known to us all is that Shanghai will host the 2010 World E闂傚倷鑳堕崑銊╁磿婵犳碍鍤堢憸鐗堝笒閻掑灚銇勯幒鎴敾閻庢熬鎷�【查看更多】

 

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         is known to us all is that Shanghai will host the 2010 World Expo．

A．As                B．It            C．That                D．What

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