文档介绍：2014年理工类职称英语C级考试全真模拟题一(4)
2014年职称英语考试时间为2014年3月29日,考生们在备考的过程中切记要结合模拟题来练习,使自己的复习更加有效。
第4部分:阅读理解
第4部分:阅读理解(第31~45题,每题3分,共45分)下面有3篇短文,每篇短文后有5道题。请根据短文内容,为每题确定1个最佳选项。
回答31-36题
Human Space Exploration
While scientists are searching the cause of the Columbia disaster, NASA is moving aheadwith plans to develop a new craft that would replace shuttles (航天飞机) on space station missions by 2012 and respond quickly to space station emergencies.
The space agency released the first set of mission needs and requirements several days agofor orbital space plane ( 轨道航天飞机), which would be designed to transport a crew of fourto and from the International Space Station.
Although it includes few specifics, the plan states the orbiter (轨道航天飞机) will besafer, cheaper and require less preparation time than the shuttle. It would be able to transportfour crew members by 2012 —— though it would be available for rescue missions by 2010. NASAsays the craft should be able to transport injured or ill space station crew members to "definitive(决定性的) medical care" within 24 hours.
The release of the requirements showed NASA remains focused on the long-term prioritiesof space exploration, even as questions exist concerning the loss of Columbia and its sevenmember crew on February 1, 2003.
Expels at Marshall Space Flight Center in Huntsville, Alabama, have been working foryears on a essor to the shuttl