综合类_单选集考试卷模拟考试题_1

1、姓名：_ 班级：_ 学号：_-密-封 -线- 综合类_单选集考试卷模拟考试题考试时间：120分钟 考试总分：100分题号一二三四五总分分数遵守考场纪律，维护知识尊严，杜绝违纪行为，确保考试结果公正。1、pushbike perillow speed bicycle crashes can badly injure or even kill children if they fall onto the ends of the handlebars so a team of engineers is redesigning the humble handlebar in a bid to make

2、 it safer.kristy arbogast, a bioengineer at the childrens hospital of philadelphia in pennsylvania, began the project with her colleagues after a study of serious abdominal injuries in children in the past 30 years showed that more than a third were caused by bicycle accidents. “the task was to iden

3、tify how the injuries occurred and came up with some countermeasures,” 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 mechanism responsible for serious injures. they discovered that most occur when

4、 children hit an obstacle at a slow speed, causing them to topple over. to maintain their balance they turn the handlebars through 90 degrees but their momentum forces them into the end of the handlebars. the bike then falls over and the other end of the handlebars hits the ground, ramming it into t

5、heir abdomen.the solution the group came up with is a handgrip fitted with a spring and damping system. the spring absorbs up to 50 per cent of the forces transmitted through the handlebars in an impact. the group hopes to commercialize the device, which should add only a few dollars to the cost of

6、a bike. “but our task has been one of education because up until now, bicycle manufacturer were unaware of the problem,” says arbogast.the team has also approached the us consumer product safety commission to try to persuade manufacturers to adopt the new design. a decision is expected later this ye

7、ar.handlebar n (常用复数) (自行车等的) 车把abdominal adj. 腹部的 redesign v. 重新设计bioengineer n. 生物工程师 reconstruct vt. 重建；重构countermeasure n. 对策 abdomen n. 膜，腹部momentum n.冲力 handgrip n. 握柄damping adj. 制动的，减速的，缓冲的 commercialize vt. 使商品化according to the passage, some engineers are trying to improve the handlebars be

8、cause _. （ ）a.they are not noble enoughb.they may kill childrenc.they are likely to crashd.they make the bike move at a low speed2、pushbike perillow speed bicycle crashes can badly injure or even kill children if they fall onto the ends of the handlebars so a team of engineers is redesigning the hum

9、ble handlebar in a bid to make it safer.kristy arbogast, a bioengineer at the childrens hospital of philadelphia in pennsylvania, began the project with her colleagues after a study of serious abdominal injuries in children in the past 30 years showed that more than a third were caused by bicycle ac

10、cidents. “the task was to identify how the injuries occurred and came up with some countermeasures,” 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 mechanism responsible for serious injures. they d

11、iscovered that most occur when children hit an obstacle at a slow speed, causing them to topple over. to maintain their balance they turn the handlebars through 90 degrees but their momentum forces them into the end of the handlebars. the bike then falls over and the other end of the handlebars hits

12、 the ground, ramming it into their abdomen.the solution the group came up with is a handgrip fitted with a spring and damping system. the spring absorbs up to 50 per cent of the forces transmitted through the handlebars in an impact. the group hopes to commercialize the device, which should add only

13、 a few dollars to the cost of a bike. “but our task has been one of education because up until now, bicycle manufacturer were unaware of the problem,” says arbogast.the team has also approached the us consumer product safety commission to try to persuade manufacturers to adopt the new design. a deci

14、sion is expected later this year.handlebar n (常用复数) (自行车等的) 车把abdominal adj. 腹部的 redesign v. 重新设计bioengineer n. 生物工程师 reconstruct vt. 重建；重构countermeasure n. 对策 abdomen n. 膜，腹部momentum n.冲力 handgrip n. 握柄damping adj. 制动的，减速的，缓冲的 commercialize vt. 使商品化in paragraph 2, the author mentions a study of ser

15、ious abdominal injuries _. （ ）a.to discuss how abdominal injuries in children occurb.to show that more than a third injuries were caused by bicycle accidentsc.to point out what the countermeasures can bed.to tell us why kristy arbogast began the project3、pushbike perillow speed bicycle crashes can b

16、adly injure or even kill children if they fall onto the ends of the handlebars so a team of engineers is redesigning the humble handlebar in a bid to make it safer.kristy arbogast, a bioengineer at the childrens hospital of philadelphia in pennsylvania, began the project with her colleagues after a

17、study of serious abdominal injuries in children in the past 30 years showed that more than a third were caused by bicycle accidents. “the task was to identify how the injuries occurred and came up with some countermeasures,” she says.by interviewing the children and their parents, arbogast and her t

18、eam were able to reconstruct many of the accidents and identified a common mechanism responsible for serious injures. they discovered that most occur when children hit an obstacle at a slow speed, causing them to topple over. to maintain their balance they turn the handlebars through 90 degrees but

19、their momentum forces them into the end of the handlebars. the bike then falls over and the other end of the handlebars hits the ground, ramming it into their abdomen.the solution the group came up with is a handgrip fitted with a spring and damping system. the spring absorbs up to 50 per cent of th

20、e forces transmitted through the handlebars in an impact. the group hopes to commercialize the device, which should add only a few dollars to the cost of a bike. “but our task has been one of education because up until now, bicycle manufacturer were unaware of the problem,” says arbogast.the team ha

21、s also approached the us consumer product safety commission to try to persuade manufacturers to adopt the new design. a decision is expected later this year.handlebar n (常用复数) (自行车等的) 车把abdominal adj. 腹部的 redesign v. 重新设计bioengineer n. 生物工程师 reconstruct vt. 重建；重构countermeasure n. 对策 abdomen n. 膜，腹部m

22、omentum n.冲力 handgrip n. 握柄damping adj. 制动的，减速的，缓冲的 commercialize vt. 使商品化paragraph 3 mainly discusses _. （ ）a.why the children and their parents were interviewedb.when the children tom the handlebars through 90 degreesc.what causes the children to topple overd.how serious injuries occur4、pushbike p

23、erillow speed bicycle crashes can badly injure or even kill children if they fall onto the ends of the handlebars so a team of engineers is redesigning the humble handlebar in a bid to make it safer.kristy arbogast, a bioengineer at the childrens hospital of philadelphia in pennsylvania, began the p

24、roject with her colleagues after a study of serious abdominal injuries in children in the past 30 years showed that more than a third were caused by bicycle accidents. “the task was to identify how the injuries occurred and came up with some countermeasures,” she says.by interviewing the children an

25、d their parents, arbogast and her team were able to reconstruct many of the accidents and identified a common mechanism responsible for serious injures. they discovered that most occur when children hit an obstacle at a slow speed, causing them to topple over. to maintain their balance they turn the

26、 handlebars through 90 degrees but their momentum forces them into the end of the handlebars. the bike then falls over and the other end of the handlebars hits the ground, ramming it into their abdomen.the solution the group came up with is a handgrip fitted with a spring and damping system. the spr

27、ing absorbs up to 50 per cent of the forces transmitted through the handlebars in an impact. the group hopes to commercialize the device, which should add only a few dollars to the cost of a bike. “but our task has been one of education because up until now, bicycle manufacturer were unaware of the

28、problem,” says arbogast.the team has also approached the us consumer product safety commission to try to persuade manufacturers to adopt the new design. a decision is expected later this year.handlebar n (常用复数) (自行车等的) 车把abdominal adj. 腹部的 redesign v. 重新设计bioengineer n. 生物工程师 reconstruct vt. 重建；重构co

29、untermeasure n. 对策 abdomen n. 膜，腹部momentum n.冲力 handgrip n. 握柄damping adj. 制动的，减速的，缓冲的 commercialize vt. 使商品化the passage implies that _. （ ）a.it is not easy to persuade manufacturers to adopt the new designb.the team of engineers has not found any countermeasuresc.children like to ride bicycles at a

30、 very low speedd.a lot of children were killed in bicycle accidents in the past 30 years5、pushbike perillow speed bicycle crashes can badly injure or even kill children if they fall onto the ends of the handlebars so a team of engineers is redesigning the humble handlebar in a bid to make it safer.k

31、risty arbogast, a bioengineer at the childrens hospital of philadelphia in pennsylvania, began the project with her colleagues after a study of serious abdominal injuries in children in the past 30 years showed that more than a third were caused by bicycle accidents. “the task was to identify how th

32、e injuries occurred and came up with some countermeasures,” 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 mechanism responsible for serious injures. they discovered that most occur when children hit an obstacle at a slow speed, causing them to topple over. to maintain their balance they turn the handlebars through 90 degrees but their momentum forces them into the end of the handlebars. the bike then falls over and the other end of the handlebars hits the ground,