The fire,believed to due to illegal construction on the building’s roof, was brought
under control after an hour.
A.have occurred | B.occur |
C.have been occurring | D.be occurring |
相关知识点
推荐套卷
The fire,believed to due to illegal construction on the building’s roof, was brought
under control after an hour.
A.have occurred | B.occur |
C.have been occurring | D.be occurring |