阿摩線上測驗
13. ______ in 1965, the spacecraft Mariner 4 took photographs and analyzed the atmosphere
of Mars as it flew by the red planet.
(A) To launch
(B) Launches
(C) Launching
(D) Launched
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統計： A(53), B(15), C(172), D(335), E(0) #2084992
統計： A(53), B(15), C(172), D(335), E(0) #2084992
