阿摩線上測驗
19. He is one of the few historians who _____ willing to challenge that interpretation of the event.
(A) is
(B) are
(C) be
(D) being
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統計： A(3), B(3), C(0), D(0), E(0) #3915420
統計： A(3), B(3), C(0), D(0), E(0) #3915420
