there be+賓語+過去分詞

■過去分詞表示一種被動關系，同時表示動作已經發生：

There is nothing written on it. 上面沒寫東西。

There were ten people killed in the accident. 事故中有10人喪生。

■有時過去分詞也可表示一種狀態(可轉換成被動結構)：

There were some old men seated (=who were seated) in the back. 有些老人坐在后面。

There is a red car parked (=which is parked) outside the house. 房子外邊停著一輛紅色汽車。