30. Under no circumstances _____ our moral standard and teachings to please the unethical leaders.
(A) should we give up
(B) we give up
(C) we should give up
(D) should give up
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統計: A(184), B(7), C(86), D(35), E(0) #3105318
統計: A(184), B(7), C(86), D(35), E(0) #3105318