has 加ed是现在完成时态。
例句
Her service has improved.
她的发球有了提高。
Vegetarianism has been mainstreamed.
素食主义已为大多数人所接受。
This fish has gone off.
这条鱼已变质了。
Alex has already gone.
亚历克斯已经走了。
The dog has worms.
这条狗体内有寄生虫。
水利万物而不争,
而万物莫能与之争。
