Recent studies have identified four major global environmental risks— acid rain,

游客2025-04-27 14

问题 Recent studies have identified four major global environmental risks— acid rain, ozone depletion, deforestation and the greenhouse effect.

选项 A、recognized
B、proved
C、got rid of
D、multiplied

答案 A

解析

转载请注明原文地址:https://www.tihaiku.com/zcyy/4056071.html

相关试题推荐

随机试题

最新回复(0)

Futuristshaveidentifiedtwochangesthatseemtobecentraltocontemporar