48. Social problems and poverty ____________ much of the crime in today’s big cities. They are mostly the root of violence.
(A) undermine
(B) underscore
(C) undergo
(D) underlie

答案：登入後查看
統計： A(24), B(12), C(40), D(97), E(0) #209708

詳解 (共 1 筆)

#192418


(A) undermine  破壞；削弱　

(B) underscore 講；劃線於...之下

(C) undergo      經歷 

(D) underlie      1 位於…之下, 放在…之下
                           2 成為…的基礎; 潛藏…的下面, 使發生

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