问题补充:
He missed when he was in Africa.
A. killing
B. to be killed
C. to kill
D. being killed
答案:
A. killing
B. to be killed
C. to kill
(答案→)D. being killed
解析:句意:他在非洲幸免被杀。when 引导的是时间状语从句;in Africa 在非洲;He和kill之间是被动关系,所以用被动语态,而miss表示“未击中,错过,逃过,免於”后面加v-ing。所以本题选D。