(原创文章,转载请注明来源“秀哈英语”) 时态含义
1、表示动作到现在为止已经完成或刚刚完成,强调对现在产生的影响。
2、表示从过去某时刻开始,持续到现在的动作或情况,并且有可能会继续延续下去。此时经常用延续性动词。时间状语常用since加一个过去的时间点,或for加一段时间,或by加一个现在时间。
肯定句式have/has done
1、主语第一人称
(单数)
I have done....
(复数)
We have done....
2、主语第二人称
(单、复数)
You have done....
3、主语第三人称
(单数)
She has done....
He has done....
Lily has done....
Tom has done....
My mom has done....
Your uncle has done....
It has done....
The dog has done....
(复数)
They have done....