swim的过去式和过去分式

　　The pages swam before her eyes.

　　书页仿佛在她眼前晃动。

　　A shoal of fish swam past.

　　一群鱼游了过去。

　　We swam in the lake.

　　我们在湖里游泳。

　　His head swam and he swayed dizzily.

　　他感觉天旋地转，摇晃起来。

　　I turned and swam a few strokes further out to sea

　　我转身向海里又游了几下。