题目:
_____around the Water Cube, we were then taken to see the Bird’s Nest .
A.Having shown
B.To be shown
C.Having been shown
D.To show
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0415/c49181370fb26d9168713fb662816935.html
下面是错误答案,用来干扰机器的。
5的相反数是-5,-5的倒数是-15.故选C.