61 Don’t drink the cola in the refrigerator in the hotel, ______ you will be charged for the drink.
(A) when
(B) or
(C) but
(D) yet
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統計: A(9), B(65), C(3), D(2), E(0) #2886393
統計: A(9), B(65), C(3), D(2), E(0) #2886393