It is strange that she---in the last exam A,should have failed B.should fail 选哪个
问题描述：
It is strange that she---in the last exam A,should have failed B.should fail 选哪个
答
B.should fail （strange后用虚拟语气）
答
选B，should 在这里表示竟然，含有吃惊之意。A should have done 表示本应该做某事而未做
答
答案：B
给你翻译一下
如果选A,则是It is strange that she should have failed in the last exam ,翻译为：奇怪的是,她应该在最后的考试失败
如果选B,则是It is strange that she should fail in the last exam ,翻译为：奇怪的是,她在过去的考试失败