这两句话有什么区别.she has worked in London for six years .如果换成has been working 这两句话有什么区别?

这两句话有什么区别.she has worked in London for six years .如果换成has been working 这两句话有什么区别? 英语翻译这两句话有什么区别 the work has been finished the work was finished.这两句话 有什么区别吗 对吗说的 This is the reason why/that she was late for school.两句话有什么区别 He will not come as well as she.He,as well as she,will not come.这两句话有什么区别? the difference between so she is and so is she有时对话中有 so she is 或so is she 这两句话有什么区别从语法和意思上来解释吧要容易理解和记忆的 句子找错Has she cooked before her son came back?这句话有什么错误 下面两句话有什么意思上的不同吗?Wo bist du den ganzen Nachmittag gewesen?Wo warst du den ganzen Nachmittag?Danke! She has no much time to play.这句话有错误吗?还是必须用She doesn't have much time to play.两句话哪句正确? since 用在一般过去时和现在完成时中的区别He has worked there since 1990.He worked there since 1990.这两句话中 都用了since .两句话的意思有什么区别? 可以解释一下这两句话有什么区别么? She has never bought some food .这句话什么时态? 关于延续性动词完成时的问题He has stayed there for 2 years.He stayed there for 2 years这两句话有什么区别? she has go to beijing、she was go to beijing、这两句话正确吗? she went home 和she has gone home 有什么区别吗? she has short hair和she wears short hair有什么区别? 1.he has always worked when i go to see him 2.he is always working when i go to see him.第1句话对吗?这两句话有什么区别,分别强调什么. ----your sister ____ to London to study english .Is that true ----yes,she ____ there for two months.A.has been ,has been B.has gone ,has been这两个选项有什么区别,运用什么语法.第一个空似乎两选项都行.