It was too hard for the firefighters to get close to the burning building.All their attempts to rescue the people trapped were .
A.in vain | B.in return | C.in place | D.in danger |
相关知识点
推荐套卷
It was too hard for the firefighters to get close to the burning building.All their attempts to rescue the people trapped were .
A.in vain | B.in return | C.in place | D.in danger |