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【单选题】
1986年,“挑战者”号航天飞机因助推火箭发生事故爆炸,7名宇航员全部遇难,成为人类航空史上最严重的一次载人事故。在失败面前,人们没有裹足不前;相反,失败的遭遇使人类的探索能力变得更强。美国创造了70多次成功的航天飞行材料反映的哲理是()1追求人生成功,必须正确对待人生发展道路上出现的失败2正视、承认、分析、排除,这是把失败转变为成功的必要过程3追求人生成功,必须加强学习,提升素质,增强能力4追求人生成功,必须努力做到知行统A.
①②④
B.
②③④
C.
①②③④
D.
①②③
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举一反三
【简答题】Good n__________(营养) is important.
【单选题】Tôi đã đi thăm quảng trường Thiên An Môn và C ố Cung,_____, tôi còn đi thăm Trường Thành.
A.
ngoài... ra
B.
ngoài ra
【简答题】状态转移矩阵Φ(-t)的逆为
【单选题】听力原文：M: I'd like to make two reservations on Flight 651 for June 8th. W: I'm sorry, we're booked up on the 8th. But we still have a few seats available on the 9th. Q: When does the man want to leave? ...
A.
On the 6th of June.
B.
On the 8th of June.
C.
On the 9th of June.
D.
On the 19th of June.
【简答题】I'm assuming that the misunderstanding will be settled and an explantion will be given.
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