52. It took Brian more than six months to bicycle ____ the USA all by himself.
(A) cross
(B) in
(C) on
(D) across
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統計: A(770), B(246), C(91), D(2353), E(0) #2917501
統計: A(770), B(246), C(91), D(2353), E(0) #2917501
詳解 (共 6 筆)
#5791287
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