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1、【西城一模】DCities are taking interest in electric scooter-share systems as an affordable transportation to cut down on pollution and traffic jams. The electric scooters, which weigh between 30 and 40 pounds, reach speeds of about 15 mph.In September 2017, Santa Monica, California, became the first U.S.
2、city to have an electric scooter-share service. Users find and unlock one of the more than 1, 000 scooters with a smartphone app. A ride costs $ 1, and then 0.15 cents for each minute of riding throughout the beach town.Bird, the startup operating the scooter-share, picks up the scooters every night
3、 to them, and places them around Santa Monica each morning ready for peoples use. The company was created by Travis VanderZanden, who once worked in Uber and Lyft, after he realized ridesharing services failed to help with traffic jams and air pollution. Since its September 2017 beginning, Birds sys
4、tem has served more than 50,000 riders who have taken 250,000 trips more than half of which have been in the last month. Its since expanded (扩张) to Venice, California, and some neighborhoods in Los Angeles and San Diego. Bird plans to expand to lots of markets by the end of 2018.Competitors, backed
5、by millionaires, are appearing. Two bike-share startups LimeBike and Spin, have spoken of plans to provide electric scooters in cities this year.Electric scooters have also gotten the attention of Mayor Pete Buttigieg from South Bend, Indiana. The city is interested in using them as a way to improve
6、 public transportation. South Bend was one of the first to use bike-share systems, which allow people to park ridesharing bikes on public land. “We love to be early pioneers, ” said Buttigieg. “If we work out the safety problem, we would be open to welcoming the technology.”“We need to make sure the
7、se new transportation systems are lawful and safe for users, ” Constance Farrell, a spokeswoman for the city of Santa Monica told CNN. “We would like to see electric scooters continue to operate in the city. They are in line with our goal of multi-modal living and carbon-light living. ” According to
8、 Farrell, there have been eight accidents, including one with a serious head injury, in Santa Monica after the scooters rolled out. Users are required to have a drivers license (驾 照）, shouldnt ride on sidewalks or have other passengers on board. Bird has given out free helmets to some riders and tel
9、ls its users to ride in bike lanes, but some users ride on sidewalks, and most U.S. streets dont have bike lanes. “The global community of cities is going to have to work this all out for scooters, ” Buttigieg said. “They can move unbelievably quickly. Thats exciting, and a little dangerous. ”30. Wh
10、y did Travis create Bird company?A. Because he received support from millionaires and the government.B. Because many cities had electric scooter-share services.C. Because it is lawful and safe to use electric scooters.D. Because cities need better ridesharing services.31.The words “ are in line with
11、” in Paragragh 6 probably mean “ ”.A. stop B. meet the need of C. change D. are ahead of32.What can we learn from the passage?A. Future electric scooters will be very slow and sale.B. Electric scooters will cause fewer accidents than cars.C. More cities will try to help with electric scooters servic
12、e.D. Future traffic problems will be solved with help of electric scooters.33.The passage is mainly about.A. the challenges of the electric scooter-share system in AmericaB. the advantages and disadvantages of electric scooters in AmericaC. the introduction of the electric scooter-share service in A
13、mericaD. the future of electric scooters in public transportation in America【东城一模】DArkansas may give up the BMI program or weaken it with the help of the new governor, who said it had “a lot of negative, unexpected results”.The number of overweight children in the United States has more than doubled
14、 in the past 20 years. Being seriously overweight can lead to health problems later in life. As a result, Arkansas first started the BMI program in 2004-public schools were required to provide parents with a yearly report of their childrens body-mass index (BMI)，a number to show whether their weight
15、 is appropriate (合适的）.Along with students BMIs, parents alsoreceived information on health risks of being overweight.A study shows that obesity (肥胖）rates in Arkansas have stopped increasing since 2004. But not everyone supports schools in reporting students BMIs. Some parents have complained their k
16、ids worry that they are being “graded” on their weight, although Dr. Joe Thompson, who helped plan the BMI program, gave the explanation at the start of the program, “Just like a chool check for vision or hearing, this is a way to raise awareness (意识）about a health risk. Critics argue that telling parents their children weigh too much could hurt childrens self-esteem (自尊. Some also question whe
