The human race has already paid a heavy price for its slow to environment threats.A. responseB. resp

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编辑：chaxungu时间：2026-04-27 02:50:05分类：高中英语题库

【题目】The human race has already paid a heavy price for its slow to environment threats.

A. response

B. responsibility

C. resolution

D. resistance

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【答案】A

【解析】句意：人类已经为他们对环境威胁作出的迟缓反应付出了重大代价。Respond 意为“反应”后接介词to。