矿井轨道轨枕间距一般为（）m。 A.0.7～0.9 B.0.5～0.7 C.0.3～ 发布时间：2019-01-20 20:50 │ 来源：www.tikuol.com 题型：单项选择题 问题： 矿井轨道轨枕间距一般为（）m。A.0.7～0.9B.0.5～0.7C.0.3～0.5
题型：单项选择题 完形填空。 War, money and power are a few things that countries and people are concerned about.__1__ I agree that those things are important, I believe that everyone should start to __2__ more on a growing problem-global warming. Global warming will not only __3__ our country and our generation, but also the entire __4__ and future generations. It is __5__ because the weather has been a lot warmer over the past few years, which __6__ the melting(融化) of the ice in the Antarctic. This will sooncause water levels to __7__ and flood parts of the world. Many people ignore this problem because they feel __8__ they can't do anything aboutit and have more __9__ things to worry about. If we all __10__ so, then our ozone layer(臭氧层) will be __11__ and the planet will no longer be able tomake life continue to exist. We should do our best to limit the use of our planet's __12__ resources(资源) and keepour air clean. __13__, future generations will suffer from our __14__. Some might feel that they can't stop global warming from __15__. But if every singleperson does his or her part in keeping the air clean, then it will become a __16__ effort. Sure, there are some things that cause pollution and that we won't be able to __17__ change. This may include cars burning oil, but we can __18__ adjust some of these things. Peoplecan start carpooling, taking the bus, riding their bikes, or __19__ just walking. If everyone takes __20__ now, I believe we can start seeing remarkable results within a few years.( )1．A.When( )2．A.depend( )3．A.annoy ( )4．A.world ( )5．A.failing ( )6．A.lies in ( )7．A.reduce( )8．A.as if ( )9．A.popular ( )10．A.do ( )11．A.protected( )12．A.unlimited( )13．A.Therefore( )14．A.illnesses( )15．A.continuing ( )16．A.physical ( )17．A.slightly ( )18．A.at least ( )19．A.yet( )20．A.time B．AsB．focusB．interruptB．continent B．completingB．results inB．riseB．in caseB．suitableB．keepB．strengthened B．naturalB．Otherwise B．failures B．arriving B．mentalB．fullyB．at mostB．evenB．turnsC．HowC．hang C．affect C．industry C．changing C．suffers from C．drop C．even thoughC．importantC．like C．destroyedC．recycled C．HoweverC．decisionsC．improvingC．national C．hardly C．at first C．stillC．action D．Though D．remarkD．confuseD．climateD．occurringD．escapes fromD．moveD．if onlyD．difficultD．findD．surroundedD．industrialD．InsteadD．mistakes D．disappearing D．worldwideD．slowlyD．at last D．thusD．arms 查看答案