If human beings had been a bit less greedy and cruel, more birds and animals _______dying out.
A．ought to avoid
B．could have been avoided
C．should have avoided
D．might have avoided
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◎ 解析
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◎ 知识点
根据n多题专家分析，试题“ If human beings had been a bit less greedy and cruel, more birds and animals _______dying out.A．ought to avoidB．could have been avoidedC．should have avoidedD．m…”主要考查了你对 【虚拟语气】，【情态动词】 等知识点的理解和应用能力。关于这些知识点的“档案”，你可以点击相应的链接进行查看和学习。
◎ 相似题
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