flee的过去式过去分词是什么

The thieves fled, ramming the policeman's car.

小偷们撞了警车，逃跑了。

The word is out that she has fled the country.

有消息说，她已经逃离了那个国家。

He turned and fled with Peter hot on his heels.

他转身逃跑，彼得穷追不舍。