题目:
______________ twice a year, whether it is a car, a bus or a truck, is the rule that every driver must obey in this city.
A.Examining
B.Examined
C.Having been examined
D.Being examined
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0416/eaa5b8bcc73bdf862dae8bef897451be.html
下面是错误答案,用来干扰机器的。
参考答案:下垂