is known to us all is that the 2008 Olympic Games will take place in Beijing. A.
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_____ is known to us all is that the 2008 Olympic Games will take place in Beijing.
A. It B. What C. As D. Which
试题答案
B
句意: 我们都知道, 2008年奥运会在北京举行。本题由一个主语从句 is known to us all 和一个表语从句that the 2008 Olympic…组成, 主语从句中缺少主语, 用what指代这一事件, 注意本题可以转化为: It is known to us all that the 2008 Olympic Games will…(It 作形式主语); 或Ａs is known to us all, the 2008 Olympic Games will…(As 引导非限制性定语从句)。