Past perfect simple or past simple william ) in boston before he ) to new york. the blue car ) the street after the lights ) red. when james ) to ring us, we / already) the house. after joanna ) her presentation, we ) our questions. on her first day at the driving school, ) very nervous because / not) a car before. when i arrive)at the cinema, the film ). when we ) dinner, we go)out. we be)late for the plane because we ) our passports. she tell)me she ) a lot before the exam. the lights go)off because we /pay) the electricity bill.

Past Perfect Simple or Past Simple
William had lived in Boston before he moved to New York.
The blue car crossed the street after the lights had turned red.
When James tried to ring us, we had already left the house.
After Joanna had finished her presentation, we asked our questions.
On her first day at the driving school, we were very nervous because we had not driven a car before.
When I arrived at the cinema, the film had started.
When we had finished dinner, we went out.
We were late for the plane because we had forgetten our passports.
She told me she had studied a lot before the exam.
The lights went off because we had not paid the electricity bill.