問題詳情

50. Which of the following is true about the ISS?
(A)The ISS is only important for scientists.
(B)Scientists will use it for at least 16 years.
(C)An American spacecraft brought the first module to space.
(D)The cost to built it is 60 billion dollars.

參考答案

答案:D
難度:非常困難0
統計:A(0),B(0),C(0),D(0),E(0)

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