问题
选择题
It was April 29, 2011 _____ Prince William and Kate Middleton walked into the palace full of the
wedding ceremony.[ ]
A. before
B. when
C. that
D. since
答案
答案：B
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It was April 29, 2011 _____ Prince William and Kate Middleton walked into the palace full of the
wedding ceremony.[ ]
A. before
B. when
C. that
D. since
答案：B