摘要：

　　這種時(shí)態(tài)由would/should+完成式構(gòu)成：

　　這種時(shí)態(tài)由would/should+完成式構(gòu)成：

　　肯定式： I would/should have worked

　　you would have worked等

　　否定式： I would not/should not have worked等

　　疑問式： would/should I have worked？等

　　否定疑問式： should I not have/shouldn’t I have worked？

　　would you not have/wouldn’t you have worked？

　　這種形式用于：

　　（a）條件句中。

　　（b）would和should的特殊用法中。

　　（c）過去時(shí)中，相當(dāng)于將來完成時(shí)：

　　I hope he will have finished before we get back．

　　我希望在我們回來之前他已經(jīng)做完。

　　I hoped he would have finished before we got back．

　　我曾經(jīng)希望在我們回來之前他已經(jīng)做完。