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  3. Predictions of large populations of robots in industry have yet to come true. For a decade or more, manufacturers of big robots

Predictions of large populations of robots in industry have yet to come true. For a decade or more, manufacturers of big robots

admin2011-06-29  64
问题     Predictions of large populations of robots in industry have yet to come true. For a decade or more, manufacturers of big robots have explained how their machines can make industry more competitive and productive. The market for【51】robots is now oversupplied, and the driving force of the robotics (机器人技术) revolution is【52】to be with makers of machines that handle a few kilos at most.
    "Heavy-robot manufacturers are in some difficulty【53】finding customers. They are offering big【54】just to get in the door. There has been a【55】growth everywhere in the numbers of robots, so we have to admit we are either deceiving【56】or that the market is slowly growing, "said John Reekie, Chairman of Colne Robotics. "The following things must happen【57】the robotics revolution to occur. We must achieve widespread robot literacy (文化),【58】there has been a computer literacy program, there must be a robot literacy campaign. We must also【59】not just a cut in, but a collapse of robot prices【60】,some kind of artificial intelligence needs to be available".  
选项 A、to
B、with
C、over
D、in
答案D
解析 “to be in difficulty in doing something”，“have difficulty in doing something”均为介词短语固定用法，意为“对做……有困难”，故D应为答案。
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