分类：教育/科学-外语学习-英语考试
问题：英语单选题。Whydidyouthrowthebottleout 
Why did you throw the bottle out of the ?You____somebody.A   might hurt             B   could have hurtC   would hurt             D   must have hurt我选A，错了。可我没什么思路。
回答：B 正确, 表示与过去事实相反的,动词用had done形式