問題詳情
【題組】49 According to the passage, which measure can effectively protect bird species?
(A) To monitor bird migration.
(B) To increase and preserve wetlands.
(C) To promote education in bird conservation.
(D) To develop medicine that can help birds live longer.
參考答案
答案：B
難度：適中0.617977
統計：A(6),B(55),C(14),D(11),E(0)