Through necessity, Japan has adopted the bicycle as an essential component of transportation. The island nation’s limited geography, high density and lack of petroleum makes it an ideal location for small, efficient bicycles. 46) The destruction of Japan’s infrastructure during the second world war forced citizens to employ non-motorized means of transportation until the nation’s high speed railways were developed in the 1950s. With renewed infrastructure in place, the Japanese were quick to reject bicycling and its post-war reconstruction connotations and took to riding collector buses to and from railway stations. The bus system began to be overburdened in the late 1960s and riders began to find the system slow, expensive and inconvenient.
47) The disincentives of bus travel and surging environmental concerns associated with motorized travel initiated a shift in public opinion in favor of bicycling and bike ownership began to grow at 10% annu
| It is hard to track the blue whale, the
ocean’s largest creature, Which has almost been killed off by commercial whaling
and is now listed as an endangered species. Attaching radio devices to it is
difficult and visual sightings are too unreliable to give real insight into its
behavior. So biologists were delighted early this year when with the help of the Navy they were able to track a particular blue whale for 43 days monitoring its sounds. This was possible because of the Navy’s formerly top-secret system of underwater listening devices spanning the oceans. Tracking whales is but one example of a exciting new world just opening to civilian scientists after the cold war as the Navy starts to share and partly uncover its global network of underwater listening system built over the decades to track the ships of potential enemi A. new radio devices should be developed for tracking the endangered blue whales B. blue whales are no longer endangered with the use of the new listening system C. opinions differ as to whether civilian scientists should be allowed to use military technology D. military technology has great potential in civilian use [判断题]客户未带任何证件到供电营业厅办理用电手续，营业厅人员告知客户说，需携带身份证，公司用电还需携带营业执照过来，方可办理用电手续。
A.正确 B.错误 [判断题]( )站线是为办理列车到达或出发的线路。
A.正确 B.错误 [填空题]With shops overstocked with food, why are people buying less of it
[判断题]JW-4G型接触网作业车减振装置是设在转向架构架与轮对间、车架和转向架间的弹性悬挂装置。
A.正确 B.错误 [单选题]西北风可以表示为( )
A.135°或SE B.200°或NW C.3 15°或NW [单选题]AB004调整井如果打在水淹区内，既要有总的调整对象，又要做好（）的调整。
A.全部 B.中部 C.局部 D.边部 我来回答: 提交
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