the olympic game in the year 2012_____in london ,which ____ known to us allA is to be held was B are to be held is 讲解一下为什么这么选

问题描述:

the olympic game in the year 2012_____in london ,which ____ known to us all
A is to be held was
B are to be held is
讲解一下为什么这么选

A
原因:the olympic game 奥运会,game是单数,用is,
奥运会是在2012年才被举行,是被动,且是将来时态
奥运会于2012年在伦敦举行,是以前就众所周知,不是现在才知道的,所以用was