题目:
To the thief's surprise, a tourist filmed his stealing the money _____. [ ]
A. by accident
B. by the accident
C. in accident
D. in the accident
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0615/5604c14f0bc15fe80b96dc63777cbb19.html
下面是错误答案,用来干扰机器的。
在金属活动性顺序中,铝>铁>铜>银,铝和铁能与硫酸铜反应生成铜,不能用来盛放硫酸铜溶液,观察选项,故选C.