阿摩線上測驗
21. The confusion of values is one of the major problems ____ in society today.
(A) which are we encountered
(B) which do we encounter
(C) which we are encountering
(D) which encountering
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統計： A(11), B(9), C(135), D(16), E(0) #2406971
統計： A(11), B(9), C(135), D(16), E(0) #2406971
