If today is Wednesday, the day before yesterday was Monday. 今天要是星期三，前天就是星期一。
I went shopping the day before yesterday. 我前天去購物了。
The day before her accident, she had a premonition of danger. 在發生事故的前一天，她有一種會發生危險的預感。
On the day before our departure, several bus loads of tourists descended on the town. 在我們離開那里的前一天，好幾公共汽車的旅游者光臨這個小鎮。
He listened to me repeat what Uncle Li had said the day before. 他聽我把李大叔頭天說的話又講了一遍。
Most contemporary books give the impression of having been manufactured in a day, out of books read the day before. 大部分的當代書籍給人的印象是：是剛從前一天閱讀過的書籍里以一天時間趕制出來的。
