happened to be no one in the building when the fire broke out.
A. It
B. There
C. This
D. That
网友回答
A. It
(答案→)B. There
C. This
D. That
解析：There was no one in the building when the fire broke out.
Do you expect there to be a possibility that Palestine and Israel will make a peace agreement after Yasser Arafar died.