—Couldyoutellus       totravelfromEarthtoMarsbyspacecra...

問題詳情：

—Could you tell us        to travel from Earth to Mars by spacecraft?

    —It takes months，I think．

   A. how far it takes              B. how often does it take

C. how long it takes             D. how soon does it take

【回答】

C

知識點：賓語從句

題型：選擇題