The fireman started to put out the big fire_____ arriving at the burning building.
| A．by | B．on | C．at | D．in |
相关知识点
推荐试卷
The fireman started to put out the big fire_____ arriving at the burning building.
| A．by | B．on | C．at | D．in |
试题篮
()
粤公网安备 44130202000953号
