Over the past decades, forest area ______ in China as a result of massive deforestation. A. had decr...
2023-02-05 00:46:36 118次 20102011年山东省苍山县高二下学期期末模块水平考试英语 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Over the past decades, forest
area ______ in China as a result of massive deforestation.
A. had decreased B.
decreased C. is decreasing D.
has been decreasing
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