问题补充：
—It was careless of you to have left your clothes all over.
— My God, .
A. so did I
B. so I did
C. so were you
D. so did you
答案：
A. so did I
(答案→)B. so I did
C. so were you
D. so did you
解析：句意：--你把衣服到处乱放，真粗心。--天哪，我真是。it is + adj. of sb. to do sth. 某人做某事是.... 这种句型表示说话者对前句所提到的情况或事实表示赞同，其中so作“不错；确实如此”解。所以so后不用倒装。so I did我确实是这样；so did I 我也是这样 ；so were you你也粗心。故选B。
