Allthetask__________aheadoftime,s

发布时间：2020-07-11 15:46:40

All the task __________ ahead of time, so they decided to go on holiday for a week













A.having finished












B.had finished











C.having been finished











D.had been finished

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D解析根据下文他们决定去旅行一个星期，可知上文为过去完成时态，由于task为finish的动作对象故用被动语态，选D。
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