How did it ________ that the ancient building was burnt down in an hour?
How did it ________ that the ancient building was burnt down in an hour?
A.happen
B.occur
C.take place
D.come about
答案及解析： D
解析：
how did it come about that……到底如何发生的？
How did it ________ that the ancient building was burnt down in an hour?
A.happen
B.occur
C.take place
D.come about
答案及解析： D
解析：
how did it come about that……到底如何发生的？