Heavy rainstorm broke out in South China,     68 lives and       62 still missing.

A．killing ,leaving

B．killing ,left

C．killed, leaving

D．to kill , leave

老年人粗隆间骨折常见的并发症是（）。

A.股骨头缺血性坏死

B.不愈合

C.髋内翻

D.骨折延迟愈合

E.髋关节僵硬