课后限时自测(二十一)
Ⅰ.语法填空
Cars and trucks are not the only vehicles where phones and other devices can cause distraction(分心)．In 2008，one engineer of a train was texting and ran through a red signal and ran into __1__ train.That crash killed twenty－five people.In 2009，two airline pilots became distracted by their personal laptops during a flight.They __2__(fly)one hundred sixty kilometers past the city __3__ they were supposed to land.In 2010，two Hungarian tourists died in __4__ boat crash on the Delaware River.The accident happened __5__ a crew member on a boat __6__(pay)attention to a cellphone and a laptop computer.Almost everyone knows about the risks of distracted driving.But what about distracted walking people __7__ get struck by cars or trains while walking，__8__(wear)headphones？A new report says the United States had 116 headphone－related pedestrian crashes __9__ 2004 to 2011.Three times as many of these happened in the last two years as in the first two years.The researchers say the increase over time closely follows the rise in the __10__(popular) of mini players.Seventy percent of the crashes killed the pedestrian.
【语篇解读】 手机等电子产品的使用，不仅可能使司机、飞行员分心而导致事故的发生，也可能增加步行者被机动车撞到的风险。
【答案】
