阿摩線上測驗
19. _____, North America had lost a significant portion of its primary forests.
(A) The arrival of even European settlers before
(B) Before the arrival of European settlers even
(C) Even before the arrival of European settlers
(D) European settlers even before they arrived
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統計： A(7), B(48), C(261), D(6), E(0) #1821509
統計： A(7), B(48), C(261), D(6), E(0) #1821509
