21. The most urgent problem that needs improvement is “______ pay” between new immigrants and local
citizens that urgently needs the attention of the government.
(A) interest
(B) unequal
(C) annual
(D) prompt
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統計: A(79), B(532), C(92), D(103), E(0) #2979009
統計: A(79), B(532), C(92), D(103), E(0) #2979009