複選題
複選題
25. Officers must stay ________ at all times during patrol.
(A) vigilant
(B) watchful
(C) alert
(D) attentive
(E) observant
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統計: A(160), B(317), C(323), D(253), E(242) #3437588
統計: A(160), B(317), C(323), D(253), E(242) #3437588