has done是什么时态since

has done是现在完成时时态。

has：有; have 的第三人称单数现在时形式。

done：adj. 完毕; 了结; 结束; 煮熟; 熟了; 合乎礼仪; 合乎规矩; 得体。

扩展资料

This man has done nothing wrong.

这位男子没有做过不正当的事。

The government has done nothing to resolve the conflict over nurses' pay.

政府未采取任何措施来解决护士工资问题引发的冲突。

The news has done wonders for our morale.

这消息大大振奋了我们的士气。

He has done enough to pull the party together

他为使政党内部团结一致已经做得够多了。

The paper has done much to tilt American public opinion in favour of intervention.

该报做了大量工作，使得美国舆论倾向于支持干涉。