38 Watch out for your own safety! Don’t be a target of _____ while you are traveling.
(A) audience
(B) thieves
(C) heroes
(D) clients
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統計: A(6), B(26), C(2), D(3), E(0) #1223460
統計: A(6), B(26), C(2), D(3), E(0) #1223460