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A (2015·泰安检测)It’s a safe bet that a robot made your car and your computer.Pretty soon.Products like the Roomba，a robot that can clean floors，are flying off the shelves. What’s behind this new robot revolution? It’s partly a matter of technology.Devices that can recognize and respond to a human voice have been developed so people can find robots with such function in the market.There are now a few different ways for robots to move around.They can walk，crawl(爬行) or ride on wheels.Robots are being made smaller and smaller.They are also becoming more and more energy－efficient. part of the story is on the demand side.From the day the television remote control was invented，people around the world have searched for new ways to be lazy.Take into consideration that more and more people can afford robots，and the time seems ripe to introduce robots to the average family. To be sure，robots that walk on two legs and talk like people are still a long way off.However，robots that do basic housework such as cleaning or gardening are sure to come out soon.One thing is certain—when these robots do come into our homes，it will change things forever. 【解题导语】 本文是一篇说明文。文章介绍了机器人的最at can walk on two legs and talk like people. D．A robot that can recognize and respond to a human voice. 解析：选D。细节理解题。根据第一段第二句可排除A项；根据最后一段第一、二句可排除B、C两项；根据第三段中的“Devices that can recognize and respond to a human voice have been developed...in the market.”可知D项正确。es. | 
