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阅读理解Even a small increase in lightactivity such as washing dishes, or walking around the house might help preventan early death among older adults, researchers say. It is important for elderlypeople, who might not be able to do much moderate intensity activity, that justmoving around and doing light intensity activity will have strong effects and isbeneficial, said Ulf Ekelund, who led the research. Published in the BMJ, the latestresearch was based on a review of eight studies involving a total of more than 36,000people with an average age of almost 63 years. Participants were followe右图是宋代马远的《山径春行图》。其风格及寓意是 （    ） A．残山剩水、偏安江南 B．以无为有、休养生息 C．山清水秀、政治清明 D．气势宏伟、江山一统