The passage is mainly about. According to the passage the low-Earth orbit is.

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问题 The passage is mainly about______.
According to the passage the low-Earth orbit is______.

选项 A、the destination for most commercial payloads
B、a few hundred kilometers above the earth
C、about 36,000 kilometers away above the earth
D、a few hundreds kilometers above the geo-stationary orbit

答案D

解析细节题。题意为："根据本文，近地轨道是______"。根据文章第五段第二句(大多数商业卫星拥挤在地球静止轨道上，它位于赤道以上36000公里，或者拥挤在近地轨道上，它位于地球静止轨道以上几百公里)，可知答案选项正确。

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考研英语一

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The passage is mainly about______. According to the passage the low-Earth orbit is______.

考研英语一

Theideaseemssortoffoolish,justanotherexercisetrick.Standforafewminutesonaplatformthatvibrates.Getoffandtr

ThoughexpertswerequicktodeclarethattheelectionofBarackObamarepresentedtheemergenceofa"post-racial"America,the

WhydoesPeterDruckercontinuetoenjoysuchahighreputation?Partoftheanswerliesinpeople’smixedemotionsaboutmanage

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