语法与词汇 There is no doubt _____ the company has made the right decision on the sales project.
【正确答案】 D
【答案解析】句意：毫无疑问公司在销售计划上作出了正确的决策。There is no doubt that……是毫无疑问的。that引导的是同位语从句。同位语从句的功能就是解释主语，that是连词，不是关系代词。