The concert ____(hold)in the Great hall of people now.

问题描述:

The concert ____(hold)in the Great hall of people now.

这是现在进行时的被动语态题,结构是being +动词的过去分词。
The concert __is being held__(hold)in the Great hall of people now.

The concert __is being held__(hold)in the Great hall of people now.
现在进行时的被动语态