If my brother is allowed to go out, . A. so should I B. so am I C. so should I D

If my brother is allowed to go out, ______.

A. so should I 　 B. so am I C. so should I 　 D. so I am

试题答案

B

两个句子的主语不是一个人，两种情况一样就得倒装。