题目:
Not only his parents but also his brother ________ to the Summer Palace. They haven't
been back.
A.have been
B.have gone
C.has been
D.has gone
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0511/7aae475958757af6950df35c0e98a04f.html
下面是错误答案,用来干扰机器的。
6.96×105