阿摩線上測驗
15. A university student wielding a knife attacked riders aboard a subway train in Taiwan's capital on Wednesday. Security camera footage from inside the train showed a number of male passengers, armed only with umbrellas, pinning the ________ to the wall.
(A) assistant
(B) assailant
(C) assimilator
(D) assassinator
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統計： A(90), B(263), C(47), D(133), E(0) #2673777
統計： A(90), B(263), C(47), D(133), E(0) #2673777
