早教吧 育儿知识 作业答案 考试题库 百科 知识分享

NASA'sMarsprogramwassetbackwhentwospacecraftfailedupreachingMars,oneburningupintheplanet'satmosphereandtheotherafterasoftwarefailure.空的地方应该是填disappeared,还是disappearing.

题目详情
NASA's Mars program was set back when two spacecraft failed up reaching Mars,one burning up in the planet's atmosphere and the other________after a software failure.
空的地方应该是填disappeared,还是disappearing.
▼优质解答
答案和解析
disappearing.
是说登月计划的 和前面的 one burning 保持一致
看了 NASA'sMarsprog...的网友还看了以下: