邓.小平讲到:“我国有这么多省、市、自治区,一个中等的省相当于欧洲的一个大国,有必要在统一认识、统一政策、统一计划、统一指挥、统一行动之下,在经济计划和财政、外贸等方面给予更多的自主权”。由此我国 A.实施了“调整、巩固、充实、提高”方针 B.进人了社会主义初级阶段 C.开展了农村和城市经营改革 D.确立了市场经济体制目标Our company will have an important meeting ________ next week, so please prepare for your speech ahead of time. A. at the beginning B. in the beginning C. at the beginning of D. in the beginning of