他二话不说就开始收拾残局，甚至没人开口让他动手。
He began clearing up the mess without having been asked to do so.
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having英 /ˈhævɪŋ/|美 /ˈhævɪŋ/
been英 /biːn/|美 /bɪn/
asked英 /ɑːskt/|美 /æskt/
解释
介词 without 后接 having been asked，非限定完成体被动作 without 的补语，表示「被要求」的动作未发生且先于主句动作。
He began clearing up the mess without having been asked to do so.
介词 without 后接 having been asked，非限定完成体被动作 without 的补语，表示「被要求」的动作未发生且先于主句动作。