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24． is known to us all that the 2008 Olympic Games took place in Beijing. A．What B．It C．As D．Which 【查看更多】

 

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____ is known to us all is that the 2008 Olympic Games took place in Beijing.
[     ]
A. It
B. What
C. As
D. Which

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______is known to us all is that the 2008 Olympic Games took place in Beijing.

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

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