\" What did you do at school yesterday , John?\" said his father .1. The father asked John what he had done at school the day before. 2. The father wondered what John had done at school the day before. При переходе данного предложения в косвенную речь глагол - to do -, cтоящий в форме Past Simple, переходит в Past Perfect. Сохраняется прямой порядок слов. Yesterday переходит в the day before.