—Why do you think the man is running? &nbsp...

—Why do you think the man is running? —He could be running ________. [ ] A. to exercise B. for exercise C. for exercises D. to exercises

B

翻译2对 why ：是对整个后面的句字提问的 do you think：是插入语句，所以它不是重点 在句子中不作成分，而且可换位。 所以为什么应该是对这个人跑的这个行为产生的 do you think作插入语在英语中很常见的。