作业帮 > 英语 > 作业

the diamond mine ____ accidentally by a little boy when he w

来源:学生作业帮 编辑:搜狗做题网作业帮 分类:英语作业 时间:2024/08/11 12:07:51
the diamond mine ____ accidentally by a little boy when he was playing hide
A,discovered
B,was discovered
C,has been discovered
D,would discover
是不是选A?请详细解析,谢谢!
the diamond mine ____ accidentally by a little boy when he w
选B
钻石矿是被发现的,要用被动语态.而且是过去的事情,过去时.
那个钻石矿是被一个小男孩儿子玩藏猫猫时发现的.