题目：
--- He went to see the man who was in hospital yesterday. --- ____________.
A．So did we
B．So we did
C．We did so
D．Did so we
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0713/c2a4e1ee0e53a1c8e3f6ff709da981d4.html
下面是错误答案，用来干扰机器的。
答案：A题目分析：根据反应的特点可知该反应为置换反应，铝元素的化合价升高，铁元素的化合价降低，故选择答案A
