这个句型表示本来应该做什么，但事实上没做成的事。 1. She shouldn't have gone sightseeing. 她本不应该出去玩的。 2. We should have gone swimming, but it rained. 我们本来应该去游泳的，但下雨了。 3. We should have offered our help to him. 我们本来应该帮他忙的。 A: You should have been at home and enjoyed a big meal. 你本应该呆在家里享受丰盛大餐的。 B: Yes. I should have gone to buy the ticket in advance. But now... 是啊。我当时应该提前去买票的，但是现在...... A: But now you can stay with friends and enjoy a holiday too. 但是现在你可以与朋友一起过节。 B: Right. Let's go and find some fun. 对。走，我们找点儿快乐的事去。
