1
He had never been to Oxford before.
When I found my camera the butter had already flown away.
Sandra had suffered from pneumonia for many years.
Tony hadn't appeared on TV before that.
My cousin had bought tickets before we came.
I was too tired because my working day had started at six.
2
He had watched this TV programme before his parents came home.
Shelia and Witty had sent the invitations for the conference before Friday.
A group of tourists had already visited this cathedral before the guide told them about its history.
His nephew had moved to a new flat by the begging of September.
The accident had happened before Henry understood anything.
It had stopped raining by the evening.
John and Andrew had got to the hotel before night.
You had made a decision before our talk.
I had met your brother before we both entered university.
We had made photocopies of the documents by six o'clock yesterday.