While playing on the playground .A. a stone hurt meB. a stone was hurt meC. my leg was hu

问题补充：

While playing on the playground, .

A. a stone hurt me

B. a stone was hurt me

C. my leg was hurt by a stone

D. I was hurt by a stone

答案：

A. a stone hurt me

B. a stone was hurt me

C. my leg was hurt by a stone

(答案→)D. I was hurt by a stone

解析：前一句用现在分词相当于相应的状语从句，后面的主句要和前一句的主语保持一致，所以选D。