When -----,the musemn will be open to the public next year.A.completed B.completingC.being completed D.to be completed给点解释并翻译句子，谢谢了。
热心网友
选A解释:状语前置,when+动词的过去式,表示某事被怎样后..翻译:博物馆一旦完成,明年就可以面向公众开放
热心网友
A
热心网友
省略句When the museum is completed 省略中间，意思，当博物馆完工后，下年将会对群众开放