单选题The poor little girl&nbsp

问题补充：

单选题Thepoorlittlegirlwas_________youngtoknow______________whenherparentssuddenlydiedinanaccident.A.so; what to doB.too; what to doC.so; how to doD.too; how to do

答案：

B解析too+ adj to do，表示太…，而不能做某事，故选B