III Choose the right variant.I ______ by 10 o’clock yesterday.had returned b) returned c)have returnedShe _______ never

I had returned by 10 o’clock yesterday. She had never heard the song before the concert. What had she translated before the film began? He had written three invitation letters when I came. It had finished snowing by 8 o’clock. By 5 o’clock the rain had stopped and they went to the park. I had read the newspaper by 6 o’clock. The students had cleaned the room by that time. Her mother had cut the pie before I phoned.