阿摩線上測驗
7 It is hard to defuse the__________situation of uncontrolled immigration for the local government.
(A) explosive
(B) estranged
(C) invalid
(D) ingenious
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統計： A(49), B(13), C(29), D(3), E(0) #2988546
統計： A(49), B(13), C(29), D(3), E(0) #2988546
