应该这样问:动词的被动式做主语是用having done还是V.ed?
因为“语态”必是指谓语动词的变化形式。除了谓语,其它成分如果用上动词,就叫非谓语动词。
非谓语动词的下列形式可以做主语:having done,, having been done, to have done, to have been done, being done, to be done, to be being done。其中,having been done, to have been done, being done, to be done, to be being done这几种形式是非谓语动词的被动式。如:
Having been criticized made him depressed.
温馨提示:答案为网友推荐,仅供参考