How the big forest fire has remains to be a mystery. A. broken upB. broken outC. cut down

发布时间：2020-08-16 08:41:39


How the big forest fire has      remains to be a mystery.
A. broken up
B. broken out
C. cut down
D. turned up

网友回答

A. broken up
(答案→)B. broken out
C. cut down
D. turned up
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