2017届北京市高考英语一轮复习综合练习：23 （含解析）_高考复习指南

2017届北京市高考英语一轮复习综合练习：23 （含解析）

　　D．Looking after children at a kindergarten．

　　2．When staying with the two girls’family，the author__________．

　　A．was paid for extra work

　　B．often worked long hours

　　C．got much help from her boss

　　D．took a day off every other week

　　3．Why did the author leave her first job？

　　A．She found a full – time job．

　　B．She was fed up with children．

　　C．She decided to attend a part – time course．

　　D．She needed a rest after working extra hours．

　　4．What has the author learned from her own experiences？

　　A．Less successful students can still have a career．

　　B．Qualifications are necessary for a career．

　　C．Hard work makes an excellent student．

　　D．One must choose the job she likes．

　　19.CA device that stops drivers from falling asleep at the wheel is about to undergo testing at Department of Transport laboratories and could go on sale within 12 months．

　　The system，called driver Alert，aims to reduce deadly road accidents by 20%—40% that are caused by tiredness．Airline pilots can also use it to reduce the 30% of all pilot-error accidents that are related to fatigue．

　　Driver Alert is based on a computerized wristband．The device，worn by drivers or pilots gives out a sound about every four minutes during a car journey．After each sound the driver must respond by squeezing the steering wheel(方向盘)．A sensor in the wristband detects this pressing action and measures the time between the sound and the driver’s response．