國際經濟商務人員考試三等考試-國際經濟商務人員類科英文組外國文(英文)111 年第 19 題單選題During the mating season, male great bustards develop a ___ change in color on their necks, from the usual plain grey to a two-tone pattern of white and brown.AsuspiciousBconspicuous正確答案CprotrudingDsecreting 答案與詳解