问题
选择题
--- A high-tech exhibition in the National Museum.
--- Really? What about visiting it now? .
A．will be held
B．is being held
C．is to be held
D．has been held
答案
答案：B
根据What about visiting it now语境可知“展览”正在被举行，所以用现在进行时的被动语态形式。 “在国家博物馆正在举行高科技展览”“真的吗？现在参观怎么样？”选B