【独立主格题目_____Sunday,thelibrarydoesn#39;topen.A.TherebeingB.Itbeing_____Sunday,thelibrarydoesn#39;topen.A.TherebeingB.Itbeing我想知道理由】

问题：【独立主格题目_____Sunday,thelibrarydoesn#39;topen.A.TherebeingB.Itbeing_____Sunday,thelibrarydoesn#39;topen.A.TherebeingB.Itbeing我想知道理由】

答案：↓↓↓

卜祥伟的回答：

网友采纳　　B　　根据语境,考查独立主格结构作原因状语,相当于：As/BecauseitwasSunday,　　itbeing为itis的变形.　　therebeing为therebe的变形,表示（某地/某时）有.,明显不符合语境.