问题
选择题
Now, the world’s focus is all on Shanghai ______ the 2010 world Expo is to be held.
A．when
B．whose
C．where
D．that
答案
答案：C
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Now, the world’s focus is all on Shanghai ______ the 2010 world Expo is to be held.
A．when
B．whose
C．where
D．that
答案：C