Improving this technology should make the roads safer. Machines are much better() rules than humans.

科目名称：理工英语3

试卷号：11377

题型：词汇与结构(单选题)

题目：Improving this technology should make the roads safer. Machines are much better() rules than humans.

选项：A. as follow B. at following C. to follow

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答案：B. at following