国民经济包括实体经济和虚拟经济两个层面。为防患经济发展风险，党的十八大强调要大力发展实体经济。强调实体经济重要性的根本原因在于
A．实体经济发展速度快，能够增强我国的综合经济实力
B．实体经济产业关联性强，具有保障民生和促进社会公平的作用
C．实体经济为社会提供商品和服务，对经济健康发展起基础作用
D．实体经济控制国民经济命脉，体现我国公有制的主体地位
答案：C
题目分析：虚拟经济就是钱钱交换，或者说是钱与有价证券相交换，或者说钱生钱。其特征是钱的流动并不相应带动实物商品的流动和有实际效用服务的发生。而钱与物，钱与劳务相交换，钱的流动能够带动实物商品的流动和有实际效用服务的发生，是实体经济，发展实体经济为社会提供商品和服务，对经济健康发展起基础作用，故本题答案选C。
借鉴别人的学习秘诀， 是学习的捷径之一。请把下面的学习秘诀和例子对上号。 Secrets of top students Example One: “If I don’t understand what my teacher is explaining in the science, I ask him to say it again,” says Anna Lee. “also asking more helped a lot.” 小题1:____________ Example Two: “When a teacher asks us to do a lot of homework，”says Dave Roman “ I will draw up a timetable and plan to do it little by little, so it isn’t so tiring. 小题2:__________ Example Three: One student put a vocabulary list on the wall of the bathroom. He learned a new word every day while brushing his teeth. Another student used the time to remember biology terms while practicing running. 小题3:____________ Example Four: In high school, Mike played football, painted and was in the band. “I was so busy that I couldn’t waste time looking for a pencil or missing paper. I kept everything in order.” He says. 小题4:__________ Example Five: Christi is an excellent student at the university. If her math teacher asks her to do five problems, she does ten. If the history teacher asks her to read five pages, she reads ten. “Part of learning is practicing,” she says, “and the more you practice, the more you learn.” 小题5:___________
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