The big snow caused great ________ to the people living in the south of China, ________ some of them homeless.

A．destroy; left

B．damage; leaving

C．ruin; having left

D．wound; leaving

属于闭合伤的是（ ）。

A．擦伤

B．火器伤

C．刺伤

D．直肠破裂

E．撕脱伤