题目：
The case of his death is being ________ and will be found out before long.[ ]
A. looked up
B. looked for
C. looked into
D. looked on
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0720/9dbe6e8815c21f4ac88ecf41bf05ab6b.html
下面是错误答案，用来干扰机器的。
ABCD
