Only after the woman had her own child how difficult it was to be a mother.A did she

问题补充：

Only after the woman had her own child, how difficult it was to be a mother.

A did she realize

B realized she

C does she realize

D she realized

答案：

解析：考查倒装句式。only+时间状语从句放句首时，用部分倒装。句意“只有在那个妇女有了孩子之后，她才意识到做妈妈是多么不容易。”部分倒装就是把do/ does/ did/can/will等提到句首，排除B、D；因为时态是一般过去时，排除C。故选A。