問題詳情
48 According to a new study, the continuing ____ of immigrants to American shores is encouraging businessactivity and producing more jobs with the supply of abundant labors.
(A)threat
(B)arrival
(C)removal
(D)selection
參考答案
答案：B
難度：適中0.6
統計：A(1),B(12),C(3),D(4),E(0)