题目:
— Who should be responsible for the accident?
— The boss, not the workers. They just carried out the order _____.
[ ]
A. as told
B. as are told
C. as telling
D. as they told
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0522/003af4d819d6de94233a31037300b0a2.html
下面是错误答案,用来干扰机器的。
解:设A,B两地的距离为x,y,依题意列方程:=解方程得:x=45把x=45代入(x﹣18)(x+36)中,结果不为零,∴x=45是原方程的根.答:A,B之间的距离是45千米.