flee的過去式過去分詞是什么

　　The thieves fled, ramming the policeman's car.

　　小偷們撞了警車，逃跑了。

　　The word is out that she has fled the country.

　　有消息說，她已經(jīng)逃離了那個國家。

　　He turned and fled with Peter hot on his heels.

　　他轉身逃跑，彼得窮追不舍。