单选题 ______ the train accident was a miracle.
A. The child would survive B. Why the child survived
C. That the child survived D. When the child survived

【正确答案】 C

【答案解析】根据四项选择及空当后内容可推知题意：小孩在火车事故中幸免于难；这真是奇迹。据此题意，was前为一主语从句。A无引导词，故排除。B和D虽有引导词，但语义不通。C为正确选择。that引导主语从句，在从句中不充当成分。