阿摩線上測驗
50. Why does the author mention "service of humanity" in line 25?
(A) People need to be reminded to take action
(B) Readers appreciate knowing about it
(C) It is an ideal that is rarely achieved.
(D) Popular media often distort such stories. .
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統計： A(1), B(1), C(3), D(2), E(0) #803138
統計： A(1), B(1), C(3), D(2), E(0) #803138
