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2022年职称英语考试理工类(C级)试题及答案(4)下面有3篇短文,每篇短文后有5道题,每道题后面有4个选项。请依据文章的内容从每题所给的4个选项中选择1个答案,涂在答题卡相应的位置上。第一篇Pushbike Danger Low speed bicycle crashes can badly injureor even killchildren if they fall onto the ends of the handlebars(车把)So a team of engineers is redesigning it to make it safer Kristy Arbogast,a bioengineer at the Childrens Hospital of Philadelphia in Pennsylvania, began the project with her colleaguesThe cases they reviewed about serious abdominal(腹部的)injuries in children in the past 30 years showed that more than a third were caused by bicycleaccidents”The task was to identify how the injuries occurred and come up with seinecountermeasures,”she says By interviewing the children and their parents,Arbogast and her team were able to reconstruct many of the accidents and identified a common cause for serious injuries Theydiscovered that most cases occur when children hit an obstacle at slow speed,causing them totopple f摇摆)overTo maintain their balance the children turn the handlebars through 90degreesbut their momentum(冲力)forces them into the end of the handlebarsThe bike thenfalls over and the other end of the handlebars hits the ground,pushing it in to their abdomen(腹部 The solution the group came up with is a handgrip (握柄)fitted with a spring and damping (减速)system. The spring absorbs up to 50 per cent of the forces transmitted(传递)through thehandlebars in all impactThe group hopes to commercialize the device,which should add only afew dollars to tle cost of a bike“But our task has been one of education because up until nowbicycle manufacturers were unaware of the problem,”says Arbogast31 The engineers are trying to improve the handlebars because A they are not beautiful B they may kill children C they are likely to crash D they affect the speed of the bike 32 How many abdominal injuries in children were caused by bicycle accidents? A Thirty B Ninety C 50 percent D More than a third. 33 The world “countermeasures” in paragraph 2 meansA “problems”B “approaches”C “solutions”D actions”in paragraph 2means34 Paragraph 3 mainly discussesA why the children and their parents were interviewedB how serious abdominal injuries occur.C when the children turn the handlebarsD what stops bicycle accidents35 The advantage of the new handgrip is that A it can be made cheaply. B it reduces the impact in bicycle accidents C it helps to slow down the speed of the bicycle D it sells well at bicycle shops
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