Japanese Car Keeps Watch for Drunk Drivers A concept car developed by Japanese company Nissan1 has a breathalyzer-like detection system and other instruments that could help keep drunk or over tired drivers off the road. and passenger seats,while a detector in the gear-shift knob measures perspiration from the drivers palm. Nissans new concept vehicle also includes a dashboard-mounted camera that tracks a drivers alertness by monitoring their eyes.It will sound an alarm and issue a spoken warning in Japanese or English if it judges that the driver needs to pull over and rest3. The cars seat belt can also tighten if drowsiness is detected,while an external camera checks that the car is keeping to its lane properly. However,Doi admits that some of the technology,such as the alcohol odor sensor,should be improved.If you drink one beer,its going to register,so we need to study whats the appropriate level for the system to activate, he says. 练习: A It has a sensor system that could issue a warning if the driver is drunk. C It has sensors locked up in the ignition system. 2. What has Volvo developed? B A breathalyzer attached to a cars seat belt. D An intelligent engine. A It monitors the drivers eyes to see if he needs a rest. C It judges if the driver wants to take a rest. 4. According to Doi, B Nissan is making a timetable to market the detection system. D Nissan aims to improve the detection technology to reduce the fatality rate. A An external camera checks that the car is going properly. C The seat belt will tighten when the driver is found drowsy. 答案与题解: 2. B 短文第三段告诉我们,沃尔沃公司也发明了一种相类似的酒精检测装置,安装在保险带上。所以B是正确选择。 4. D 短文第五段说,这种监测技术仍然在发展之中,使用不同的监测系统应能改进这项技术的整体有效性,所以A和C都不是正确选择。该段的最后一句说,日产公司并不准备将这种监测系统推向市场,但它的目标是使用这种技术到2015年将日产车的事故率年减少到 1995年的一半。所以B也不是正确选择,只有D表达了Doi的意思。
[定语从句]关系代词that 的用法
[名词性从句]否定转移
[虚拟语气]混合条件句
[名词性从句]引导名词性从句的连接词
[倒装]so, neither, nor作部分倒装
[主谓一致]与后接名词或代词保持一致
[虚拟语气]比较if only与only if
[虚拟语气]非真实条件句
[倒装]only在句首倒装的情况
[定语从句]as, which 非限定性定语从句
[主谓一致]谓语需用单数
[定语从句]判断关系代词与关系副词
[动词的时态]将来完成时
[句子的种类]感叹句结构
[状语从句]地点状语从句
[倒装]其他部分倒装
[倒装]以否定词开头作部分倒装
[动词的时态]一般现在时代替一般将来时
[倒装]as, though 引导的倒装句
[动词的时态]一般现在时代替一般过去时
[名词性从句]名词性wh-从句
[名词性从句]名词性that-从句
[动词的时态]比较一般过去时与现在完成时
[主谓一致]谓语动词与前面的主语一致
[动词的语态]need/want/require/worth
[状语从句]让步状语从句
[动词的语态]被动形式表示主动意义
[动词的时态]现在进行时代替将来时
[状语从句]目的状语从句
[主谓一致]指代意义决定谓语的单复数
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