It is not uncommon to require a second laser treatment should your eye pressure remain high after the first treatment. 如果第一次治疗后眼压仍然很高,则需要进行第二次激光治疗,而这种情况并不罕见。请问:这里的 should 是什么用法?谢谢!
She was honest enough to admit that life had failed her. And as between apathy and pain she had made her choice.请问各位专家老师as between是不是两个介词连用,as后边省略了自己的宾语?