I knew a great person yesterday.
Did you do the dishes?
Did you go to São Paulo last vacation?
I did my homework.
She was a pretty girl.
He was very calm.
Did we went to school last month?
I were in a restaurant when you called.
They asked a interesting question.
I did my part in the paper.
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John had gone before you arrived.
Had John gone before you arrived?
John hadn't gone before you arrived.
Yesterday Mary said that she had seen that movie the day before.
He wished that he had married her.
When she arrived, I had been waiting for an hour.
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