单选题 26.  There is a heated debate going on ______ the management and the board as to how to deal with the new regulations.
【正确答案】 A
【答案解析】 选项A正确，between用于两者之间，此处即管理层和董事会两方。选项B错误，among用于三者及三者以上。选项C错误，behind意思是“在……后面”。选项D错误，into意思是“进入……里面”。