Past Perfect vs Past Perfect Continuous

She has been cooking the lemon pie for an hour before I came.

By the time she woke up, her son had been fixing the car for 2 hours.

There were puddles in the street. It had been raining at night.

He____________ her talent for all his life.

My mother_______ already________dinner when I came back from work.

I________ my first million by the time I was 30.

I had just sat down to have lunch when the phone rang.

They_______in the water for 2 hours when they were rescued.