A-A+
The whole building ______ burned down. But the
问题详情
The whole building ______ burned down. But the heavy rain ______.
A．might have been; had helped
B．could have been; helped
C．was; could help
D．must have been; help请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：句意为：整栋楼可能都已经烧掉了，但幸亏那场大雨救了急。couldhavebeen意为“有可能已经……”。例：IfIhadn'twarnedyou，youcouldhavebeenkilled。答案为B。
