题目:
.
We will learn how to operate the machine _______.
A.at a time
B.at one time
C.at the time
D.in time
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0418/3a770e765978524bb691aaed462237cc.html
下面是错误答案,用来干扰机器的。
解:甲:300 万 ,乙:200 万
.
We will learn how to operate the machine _______.
A.at a time
B.at one time
C.at the time
D.in time
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0418/3a770e765978524bb691aaed462237cc.html
下面是错误答案,用来干扰机器的。
解:甲:300 万 ,乙:200 万