Google's prototypes have covered over a million kilometers on the road. They have also had to deal with unexpected situations, such as a child driving a toy car in the road, and a woman in an electric wheelchair chasing a duck. In each case, the car reacted safely.

　　Some are not convinced. Sven Beiker of Stanford University thinks driverless cars will still need human input in extreme circumstances.

　　语篇解读：本文是一篇说明文。无人驾驶汽车尽管能够减少交通事故和交通堵塞，但是，它的安全性还有待验证。

　　1．According to Paragraph 1, what is the author's chief concern about driverless cars?

　　A．Functions.B．Safety.

　　C．Price.

　　D．Appearance.

　　解析：选B　细节理解题。根据第一段第三、四句“But would you feel ... in their driverless cars.”可知，作者主要关心的是无人驾驶汽车的安全问题。故选B。

　　2．Chris Urmson mentioned his 11­year­old son in order to show that ________.

　　A．traditional cars are harmful for kids

　　B．his son is not good at driving

　　C．his son is a slow learner in driving

　　D．driverless cars will come soon

　　解析：选D　细节推断题。根据第二段倒数第二、三句可知，Chris Urmson希望他11岁的儿子将来不用参加驾照考试。为了实现这个愿望，无人驾驶汽车须在5年之内上市，即在他的儿子16岁之前。由此可知，Chris Urmson提到他儿子是为了说明无人驾驶汽车很快就能被生产出来。故选D。

【2017届高考英语一轮复习教师用书：必修4（外研版）】相关文章：

★ 2017届高考英语二轮复习大题冲关秘籍语法填空：考纲解读（含解析）

★ 2014届高考英语一轮复习选修6参考答案（外研版）

★ 2017届高考英语一轮复习教师用书：必修1（外研版）

★ 2017高考四川省广安市英语阅读理解一轮系列训练：16（含解析）

★ 【外研英语，七省专用】2014《走向高考》英语一轮总复习（2016春出版）第一部分 教师讲义手册：选修七7-6

★ 2014届高考英语一轮复习必修5参考答案（外研版）

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (44)

★ 【人教版】2014届高考英语一轮复习指导考点针对练：必修5 unit1《Great scientists》

★ 2017届高考英语一轮复习教师用书：必修3（外研版）

★ 【浙江专用】2014届高考英语一轮复习课时作业(三十二)选修7Unit 2《Robots》