21.The _____ Northeast Coast is a popular tourist destination that serves both as a fascinating natural classroom and as an enchanting coastal playground.
(A)spectacular
(B)hostile
(C)artificial
(D)ordinary
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統計: A(0), B(0), C(0), D(1), E(0) #3852786
統計: A(0), B(0), C(0), D(1), E(0) #3852786