Grammar next week/year the following week/year a year ago > a year before/ the previous year last night → the night before three days ago → three days before e.g.1)"You may have this book for one week."said the librarian. The librarian said that I might have that book for a week. 2)She said,"Now I live in London She said that then she lived in London.next week/year → the following week/year a year ago → a year before/ the previous year last night → the night before three days ago → three days before e.g.1) “You may have this book for one week.”said the librarian. The librarian said that I might have that book for a week. 2) She said, “Now I live in London” She said that then she lived in London. Grammar