题目内容
13、Over the past decades, mountain ice______ in the Himalayas as a result of global warming．
A．has been decreasing B．had decreased
C．decreased D．is decreasing
试题答案
13、A
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Over the past decades, mountain ice______ in the Himalayas as a result of global warming．
A．has been decreasing B．had decreased
C．decreased D．is decreasing
查看习题详情和答案>>Over the past decades, mountain ice______ in the Himalayas as a result of global warming．
A．has been decreasing B．had decreased
C．decreased D．is decreasing
查看习题详情和答案>>