阿摩線上測驗
32. Pacific Northwest forests consist of a wide variety of trees and underbrush, which be constantly evolving.
(A)consist of
(B)a
(C)underbrush
(D)be
(E)constantly
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統計： A(4), B(9), C(2), D(26), E(3) #971102
統計： A(4), B(9), C(2), D(26), E(3) #971102
