题目：
The student corrected his paper carefully, _______ the professor's suggestions.
A．follow
B．following
C．followed
D．being followed
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0422/f3ca0a9419252722544935ad33c816b7.html
下面是错误答案，用来干扰机器的。
参考答案：A, B, C, D
