英语选择 ___ their homework ,the boys went out to play soccer A.having finished B.finishing
问题描述：
英语选择 ___ their homework ,the boys went out to play soccer A.having finished B.finishing
C.being finished D.finished
答
A.因为该句子的主语是the boys,男孩做作业是主动语态,肯定排除D,再加上应该先完成作业,再出去玩,出去玩发生在过去,所以做作业在过去的过去,用过去完成时,希望对你有所帮助