John ____the factory since 1984 .

John ____the factory since 1984 . 这道题：The man_____in the factory since 2008. They have ______ since the factory opened. ____the workers _____ (work)in the factory now John _______ England since he came back John _____ up early since his childhood. where's john he ____the supermarket 求讲解 Mr Green has worked in this factory since 1998. Since then he __(work) at this factory. The river ________ (become) dirty since the paper factory wa Mr.Smith has been here since the factory opened为 Mrs.Green ______ here since the factory opened.