when___you____(begin)to work in this factory?
状语从句Mary --------- (begin) to work in a factory after she---
he started to work in this factory in 2007.(改为同义句)
she asked------to work in the factory
David began to work in this factory 10 years ago(改为同义句)
Is this factory ( )you said you were to work in your letter?
The workers are in work in this factory
Do you work in this factory __No,we___.
Do you work in this factory ?__No,we___.
she ( work )in this factory gor ten years
I work in this factory ,and——
1.this is the factory ----------- i used to work
It was this factory that my father used to work.