問題詳情

52. A parachute needs to be opened because it can
(A) slow down the shuttle.
(B) stop the shuttle from falling.
(C) make the shuttle get closer to Earth.
(D) help the shuttle glide through the atmosphere.

參考答案

答案:A
難度:適中0.642857
統計:A(9),B(1),C(0),D(4),E(0)

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