Should have done... 本應該……

【用法透視】
這個句型表示本來應該做什么，但事實上沒做成的事。

【支持范例】
1. She shouldn't have gone sightseeing.
她本不應該出去玩的。

2. We should have gone swimming, but it rained.
我們本來應該去游泳的，但下雨了。

3. We should have offered our help to him.
我們本來應該幫他忙的。

【會話記憶】
A: You should have been at home and enjoyed a big meal.
你本應該呆在家里享受豐盛大餐的。

B: Yes. I should have gone to buy the ticket in advance. But now...
是啊。我當時應該提前去買票的，但是現在……

A: But now you can stay with friends and enjoy a holiday too.
但是現在你可以與朋友一起過節。

B: Right. Let's go and find some fun.
對。走，我們找點兒快樂的事去。