5. Astronauts are always in space suits because exposing human beings to the cold, airless environment of space is _____.
(A) illegitimate
(B) lethal (C ) sustainable
(D) gravitational
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統計: A(44), B(160), C(27), D(61), E(0) #2275111
統計: A(44), B(160), C(27), D(61), E(0) #2275111
詳解 (共 2 筆)
#4371136
(A) illegitimate 私生的、非法的
(B) lethal 致命的
(C ) sustainable 可持續的
(D) gravitational 重力的
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