Question

Difference between "have worked" and "have been working "

Answer 1

)Over the past three years,I have worked as Sales Executive in AAA company who responsible for the market of Hunan mainly.

现在不干销售主管了

I have been working as Sales Executive in BBB company,who reponsible for the selling building materials products.

现在还是销售主管

区别就是一个动作已经结束,而另一个还在延续.