Помогите с заданием, нужно только часть "B" сделать.

1he saw that lots of modern buildings had been built. 2he saw that the old railway station had been rebuilt. 3he saw that a new concert hall had been opened. 4he saw that the names of some street had been changed. 5he saw that the city center had been turned into a shopping area. 6he saw that the old market had been closed