问题
选择题
The boy was having a class when the earthquake broke out in yushu. He could have been killed if he with his family.
A．had stayed
B．stayed
C．would stay
D．is to stay
答案
答案：A
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The boy was having a class when the earthquake broke out in yushu. He could have been killed if he with his family.
A．had stayed
B．stayed
C．would stay
D．is to stay
答案：A
