2. 职称英语
  3. A、They planted many trees on mountains.B、They lowered their carbon emissions.C

A、They planted many trees on mountains.B、They lowered their carbon emissions.C

游客2023-08-06  73
问题
选项 A、They planted many trees on mountains.
B、They lowered their carbon emissions.
C、They set aside many private lands and waters.
D、They strengthened the regulation of food safety.
答案 B
解析
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