单选题Jim Fixx had been a heavy smoker and weighed 214 pounds when he【C1】______running in the 1960s. He soon【C2】______the benefits from running. His weight decreased【C3】______60 pounds by the time when his book, The Complete Book of Running, was published. His book【C4】______millions of people. In his book and on television talk shows, he extolled the benefits of physical exercise and how it【C5】______ increased the average people' s life expectancy. His readers and audience became more health-conscious. However, 【C6】______their shock, Fixx died at the age of 52 after his daily run. Many who opposed his beliefs said this was the【C7】______that running was harmful. However, his supporters【C8】______that the real cause of Fixx' s death was a heart attack. He came from a family where men had poor health stories. His father【C9】______a heart attack at the age of 35 and died of a heart attack at 42. Given Fixx' s unhealthy lifestyle until he took up running, many argued that running added many years【C10】______his life.

单选题社会再生产就其内容来讲包括______

单选题引导家长参加课程建设和管理，并让家长参与幼儿园的日常管理工作等。这体现了幼儿园与家庭之间的（ ）。

单选题通过法律．人们可以知道什么是国家赞成的，可以做的；什么是国家反对的，必须做或者不该做的。这种作用就是法律的______。

单选题“公社食堂万岁”这一宣传口号具有很强的时代性。下列各项中，与这一口号反映同一历史现象的是______。 A．“阶级斗争，一抓就灵” B．“共产主义就是吃大锅饭” C．“以钢为纲，全面跃进” D．“人有多大胆，地有多大产”

单选题—Jenny took the 8:00 bus to Beijing this morning. —Really? She ______ the 9:00 train. It's more comfortable and safer to travel by train. A. could take B. must take C. could have taken D. must have taken

单选题1759年，在当地维吾尔军民支持下，清朝政府（　　）。

单选题“统计与概率”的教学设计，一定要注重内容的时代性，所选______要贴近学生的生活实际，是学生有能力感受的现实，不能离学生太远。 A.方法 B.概念 C.素材 D.原理

单选题早期的自行车前轮大、后轮小，这种不带链条传动的自行车前轮的直径很大，这样的设计在当时主要是为了( )。A．提高速度B．提高稳定性C．骑行方便D．减小阻力

单选题不属于广东音乐的是______

单选题下列关于转基因生物与环境安全的叙述，错误的是( )A．重组的微生物在降解污染物的过程中可能产生二次污染B．种植抗虫棉可以减少农药的使用量，对环境没有任何负面影响C．如果转基因花粉中有毒蛋白或过敏蛋白，可能会通过食物链传递到人体内D．转基因生物所带来的环境安全问题在今后有可能得到解决

单选题已知五个数据3，5，7，4，6，则该样本的方差是______。

单选题骨笛是中国最古老的乐器，距今约有______年历史。

单选题盛怒时，拍案大叫，暴跳如雷；狂喜时，捧腹大笑，手舞足蹈；绝望时，心灰意冷，麻木不仁。这说的是一种______。 A．激情 B．心境 C．应激 D．热情

单选题《学记》提出“时教必有正业，退息必有居学”，这句话强调______。 A.课内与课外相结合 B.德育与智育相结合 C.教师与学生相结合 D.教师与家长相结合

单选题发展适宜性原则是当今幼教界提倡的一种教育理念，提出这一教育原则的是( )

单选题推进中国和平统一大业的前提和基础是______。 A．中华民族的悠久历史 B．坚持“一国两制”的方针 C．坚持两岸平等对话 D．坚持一个中国的原则

单选题下列离子方程式中正确的是______。A．硫化亚铁放入盐酸中S2-+2H+====H2S↑B．硫酸铜溶液中通过硫化氢Cu2++H2S====CuS↓+2H+C．氯化铝溶液中加入过量氨水D．碳酸氢铵溶液中加入过量氢氧化钠溶液

单选题“人逢喜事精神爽”这是受人的下列哪种情绪影响所致?______

单选题【2014．浙江温州】场依存型学生适合哪种学习方式?( )