现在完成时，过去完成时，将来完成时等一系列完成时都要把非延续性动词改为延续性动词吗

Question

We will have ----------(finished) my new book by next January.怎么填

Answer 1

要改的
简单的办法就是把句子变成“被动语态”。
She finished her work a week ago
== Her work has been finished for a week -------这样，FINISH就变延续性动词了。
用be finished