Tens of thousands of sportsmen assembled in Stratford Olympic Stadium in London to take part in the opening ceremony of the 30th Olympic Games.
A.appeared B.walked C.gathered D.combined正确答案C
Tens of thousands of sportsmen assembled in Stratford Olympic Stadium in London to take part in the opening ceremony of the 30th Olympic Games.
A.appeared B.walked C.gathered D.combined正确答案C