I worked in northwest China for many years 语法

I worked in northwest China for many years 语法 Kat worked in administration for many years Kat had worked i I worked in Shanghai for three years He;s worked in this factory for many years kate worked in america for many years,but she has. I worked in factory for 10 years这句话语法有错吗?如果没错,该怎么翻译? Am still in China for many years中文 Miss White has worked in the school for many years.The stude His father has worked in the factory for many years and coug Li Ping has worked in the company for many years.He is a m__ 16.He has worked in this school for many years,_______ he?A. He;s worked in this factory for many years ------ he?A.has B