A、They are changing living habits.
B、They are driven into thick forests.
C、Two species of disease threaten their lives.
D、Demand from ivory market leads to their killing.
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正确答案
试题解析
关于大象濒临灭绝的原因，录音中提到“Loss of habitat and deforestation threaten both species of elephant.”(栖息地的丧失和森林砍伐威胁着这两个大象物种)和“So does killing to supply the international ivory market.”(为国际象牙市场供应象牙也导致大象被杀)，只有D项“象牙市场的需求导致杀戮”正确。
