问题
选择题
There have been several new events ________ to the program for the 2008 Beijing Olympic Games. [ ]
A. add
B. to add
C. adding
D. added
答案
答案：D
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There have been several new events ________ to the program for the 2008 Beijing Olympic Games. [ ]
A. add
B. to add
C. adding
D. added
答案：D