for two days, Steve managed to finish his report on schedule.A.To workB.WorkedC.To be workingD.Havi

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编辑：chaxungu时间：2026-04-27 03:10:58分类：高中英语题库

【题目】______ for two days, Steve managed to finish his report on schedule.
A.To work
B.Worked
C.To be working
D.Having worked

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【答案】D
【解析】句意：工作了两天，Steve成功的按时完成了她的报告。句中的逻辑主语为Steve，与work之间为主动关系，故用现在分词，这里用having worked，表示动作的先后性。故选D。