By the time you come back, I______cleaning the house.

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问题 By the time you come back, I______cleaning the house.

选项 A、will finish
B、will have finished
C、have finished
D、will be finishing

答案B

解析 根据句中时间状语by the time you come back可知,本句的时态应该用将 来完成时,表示到将来某个时间已经完成某事,句中经常有“by+将来的时间”这种时 间状语提示。故选B。
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本试题收录于: 英语题库普高专升本分类
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