问题
选择题
The 30th Olympic Games, officially_________as"London 2012 Olympic Games", will take place
from July 27 to August 12. [ ]
A. know
B. to know
C. known
D. knowing
答案
答案：C
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The 30th Olympic Games, officially_________as"London 2012 Olympic Games", will take place
from July 27 to August 12. [ ]
A. know
B. to know
C. known
D. knowing
答案：C