happened to be no one in the building when the fire broke out.A.ItB.ThereC.ThisD
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_________ happened to be no one in the building when the fire broke out.
A.It
B.There
C.This
D.That
试题答案
B
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.