请问shehaveworkedtherefortwoyears这句话对吗？

回答你两个问题 :1. 更正 She have worked ... 的 have为 has,原因 She是第三者単数。而 She has worked there for 2 years.才是对啦 !此文法称为 Present Perfect Tense. 现在完成式2.She worked there for two years.是错句子。更正 : She worked there 2 years ago. 是过去式总结：你还未完全了解过去式及完成式的时态分别。