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  3. What is the appropriate title for the passage?______ According to the passage, the smart highway technology is aimed to______

What is the appropriate title for the passage?______ According to the passage, the smart highway technology is aimed to______

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问题 What is the appropriate title for the passage?______
According to the passage, the smart highway technology is aimed to______
选项 A、deploy sophisticated facilities on the interstate highways
B、provide passenger vehicles with a variety of services
C、optimize the highway capabilities
D、improve communication between driver and the traffic monitors
答案C
解析 第二段第一句指出，智能高速公路的目的是使交通系统以优化的效率运转。
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考研英语一

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