They had a fierce______as to whether their company should restore the trade relationship which was broken years ago.
【正确答案】 A
【答案解析】本题考查单词词义。A项意为“争论，讨论”；B项意为“冲突，抵触”；C项意为“不一致，意见的分歧”，为不可数名词；D项意为“竞赛，争论”。本句意为：就公司是否应该恢复数年前破裂的贸易关系，他们进行了激烈的讨论。A项符合题意。