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完形填空：下面的短文有l5处空白，请根据短文内容为每处空白确定l个最佳选项。 Obesity(肥胖) Causes Global Warming. The list of ills attributable to obesity keeps growing: Last week, obese people were accused of causing global warming. This ______(51)comes from Sheldon Jacobson of the University of Illinois, US, and a doctoral student, Laura McLay. Their study ______(52) how much extra gasoline is needed to haul fat Americans around. The answer, they say, is a billion gallons of gas per year. ______(53) There has been ______(54) for taxes on junk food in recent years. US economist Martin Schmidt suggests a tax on fast food ______(55)to people’s cars. "We tax cigarettes partly because of their health cost," Schmidt said. "Similarly, leading a lazy life style will end ______(56) costing taxpayers more." US political scientist Eric Oliver said his first instinct was to laugh at these gas and fast food arguments. But such ______(57) are getting attention. At the US Obesity Society's annual meeting, one person ______(58) obesity with car accident deaths, and another correlated obesity with suicides. No one asked whether there was really a cause-and-effect relationship. " The funny thing was that everyone took it ______(59)." Oliver said. In a 1960s study, children were ______(60) drawings of children with disabilities and without them, and a drawing of an obese child. They were asked ______(61) they would want for a friend? The obese child was picked last.Three researchers recently repeated the study ______(62) college students. Once again, ______(63) no one, not even obese people, liked the obese person. " Obesity was stigmatized." the researchers said. But, researchers say, getting______ (64) is not like quitting smoking. People struggle to stop smoking, and, in the end, many succeed. Obesity is different. Science has shown that they have limited personal control over their weight Genes also______ (65) a part. 51.(单项选择题)
信息标引
气质只反映一个人情感与活动的外部表现形式，不涉及情绪和活动的动机、内容。
离心式水泵的螺旋泵壳将叶轮滑出的液体平稳地引向压水管路，并逐渐减小液体的流速以达到化动能为（）的目的。
（）一般配置在箭头所指的方向．并与基本视图保持对应的投影天系．标注为“x--x”剖视。
测量工作的基本原则是什么？
重大事故指的是损失款额在10万元以上。
协助同级人民政府对红十字标志使用实施监督管理的单位是（）。
主要导致自限性腹泻的水传寄生虫是（）
无论在什么情况下溴化锂吸收式制冷机停机，应及时对溶液进行（）处理。
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机车信号地面信息是由地面设备向机车上传递反映（）与进路状况的信息。
点式机车信号地面设备包括地面感应器和（）。
点式机车信号地面设备包括地面感应器和（）。
机车信号设备通过接收地面设备传送的信息，经（）后在司机室内复示地面信号显示。
机车信号设备通过接收地面设备传送的信息，经译码处理后在（）内复示地面信号显示。
机车信号设备通过接收地面设备传送的信息，经（）后在司机室内复示地面信号显示。
机车信号设备通过接收地面设备传送的信息，经译码处理后在（）内复示地面信号显示。
在环线上地面设备向轨道发码，机车信号应正确复示地面信号。
机车信号系统由（）、地面发送设备、传输通道、机车接收设备、机车色灯信号机等组成。