人人终身学习知识网~是各类综合知识资源信息分享,提升综合素质与提高知识技能的终身学习网络平台

 找回密码
 立即注册

QQ登录

只需一步,快速开始

微信登录

微信扫码,快速开始

[职称英语备考指南] 职称英语卫生类考试考前每日一练(2)

[复制链接]

  职称英语卫生类考试考前每日一练

  阅读下面这篇短文,短文后列出了七个句子,请根据短文的内容对每个句子作出判断。如果该句提供的是正确信息,请在答题卡上把A涂黑;如果该句提供的是错误信息,请在答题卡上把B涂黑;如果该句的信息文章中没有提及,请在答题卡上把C涂黑。

  Will We Take Vacation in Spaces?

  When Mike Kelly first set out to build his own private space-ferry service, he figured his bread-and-butter business would be lofting satellites into high--Earth orbit. Now he thinks he may have figured wrong. People were always asking me when they could go, says Kelly, who runs Kelly Space Technology out of San Bernardino, California. I realized that real market is in space tourism.

  According to preliminary market surveys, there are 10,000 would-be-space-tourists willing to spend $1 million each to visit the final frontier. Space Adventure in Arlington, Virginia, has taken more than 130 deposits for a two-hour, $98,000 space tour tentatively set to occur by 2005. Gene Meyers of the Space Island Group says: Space is the next exotic vacation spot.

  This may all sound great, but there are a few hurdles. Putting a simple satel- lite into orbit with no oxygen, life support or return trip necessary already costs an astro- nomical $22,000/kg. And that doesnt t include the cost of insuring rich and possibly litigious passenger. John Pike of the Federation of American Scientists acerbically suggests that the entire group of entrepreneurs trying to cornerthe space-tourism market have between them just enough money to blow up one rocket.The U. S. space agency has plenty of money but zero interest in making space less expensive for the little guys. So the little guys are racing to do what the government has fainted to do: design

回复

使用道具 举报

小黑屋/人人终身学习知识网~是各类综合知识资源信息分享,提升综合素质与提高知识技能的终身学习网络平台

Powered by 5wangxiao

© 2007-2021 5wangxiao.Com Inc.

快速回复 返回顶部 返回列表