The CATT Lab collects information from many sources, including roadside devices, GPS (global positioning system) equipment and wireless phones.

　　About 60 students and 30 software developers observe traffic flow and manage the computer servers at all times.They also work to develop software and applications that can help traffic run smoother and safer, Some of them turn the information gathered into so－called “visualizations”．These visual representations help emergency workers better understand what is happening.

　　The center shares its findings with firefighters, police, transportation departments and the military.They also share information with universities and transportation companies.The technology company Google uses the data for its traffic－related websites.Michael Pack says, the information is then shared with anyone who wants to help traffic run more smoothly.

　　Mr.Pack says the goal is to help develop an intelligent system of road signals that will communicate with each other and with vehicles on the road.

　　语篇解读：本文是一篇说明文。介绍了马克里兰大学先进交通技术中心(CATT)的科学家和学生们使用模拟技术帮助政府和私营企业控制和应对不断变化的交通状况。

　　32．The second paragraph is written to ________.

　　A．attract more people to look through Forbes.com.

　　B．tell readers what Forbes.com says on its website

【2017届高考英语一轮复习练习：选修6 阶段测试题（外研版）】相关文章：

★ 四川省2016届高考英语一轮复习课时作业（20） Module 2 Traffic Jam 外研版必修4

★ 【浙江专用】2014届高考英语一轮复习课时作业(二十八)选修6Unit 3《A healthy life》

★ 四川省广安市2014高考英语一轮基础训练题（4）及答案

★ （全国通用）2014届高考英语一轮单元复习 限时强化训练一

★ 【三维设计】2017版（江苏专用）二轮复习练习：选修8 Unit 2《The universal language》课时跟踪检测B卷（含解析）

★ 四川省2016届高考英语一轮复习课时作业（33） Module 3 Interpersonal Relationships Friendship 外研版选修6

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (60)

★ （安徽专用）2014届高考英语一轮复习方案 作业手册（9）模块3 《Unit 9 Wheels》（含解析） 北师大版必修1

★ 2017届高考英语二轮复习课时训练：4（含解析）

★ 安徽省淮南市2014高考英语一轮单项选择及文章训练（8）及答案