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!
...反义疑问句的阅读理解题想请教老师们:原文相关内容:These ants eat all theanimals on their way. They can kill and eat elephants, and they can eat wood houses.Sometimes they can kill people.问题:These ants eat elephants, don't they?A. Yes, they eat. C. Yes, they eat el...
Although we have been working in the same office for several ages, she ___ me much impression. A. hasn’t left B.didn’t leave C.doesn’t leave D.isn’t leaving这题的答案给的是C。请问为什...