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SAT语法求教Determined to make a name for herself as a writer of

来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:英语作业 时间:2024/07/25 17:51:00
SAT语法求教
Determined to make a name for herself as a writer of short stories,Helen never submits anything to an editor until revising it several times.REVISING怎么错了?
SAT语法求教Determined to make a name for herself as a writer of
REVISING错了,因为同several times连用,说明是校订了几次之后才投稿.并且revise动作发生在 submits 之前,因此应用现在分词的完成式.
因此:REVISING改成:having revised
再问: 不是因为revising这个动词前面有Helen和editor所以动词发出者不清楚吗?
再答: 动词发出者清楚呢,是Helen. 与revise是主动关系,所以用现在分词. 但不能用一般式,要用完成式. 主要是因为revise这个动作发生submits 之前,因此应用现在分词的完成式having revised. until having revised it several times.=until Helen has revised it several times .