.Because the machine was out of _____,the workers had to stop working.
问题描述：
.Because the machine was out of _____,the workers had to stop working.
A.mind B.order C.place D,danger
为什么选B
答
out of order 发生故障
out of mind 心不在焉；忘却；发狂
out of place adj.不合适的；不相称的；不在适当的位置
out of danger 脱离危险
因为机器发生了故障,工人不得不让机器停止工作.