So difficult ______ it to work with him in the same company that I determined to find another job.
A. I have felt B. have I felt C. I did feel D. did I feel
So difficult ______ it to work with him in the same company that I determined to find another job.
A. I have felt B. have I felt C. I did feel D. did I feel
D
这是一个以So difficult 开头的句子，强调状语，所以要用倒装语序。