| Over the past decades, sea ice _____ in the Arctic as a result of global warming. |
A. had decreased B. decreased C. has been decreasing D. is decreasing |
科目：高中英語 來源： 題型：單選題
科目：高中英語 來源： 題型：
Over the past decades, sea ice _______ in the Arctic as a result of global warming.
A. had decreased B. decreased C. has been decreasing D. is decreasing
科目：高中英語 來源： 題型：
Over the past decades, sea ice _____ in the Arctic as a result of global warming.
A. had decreased B. more than C. attach D. apply
科目：高中英語 來源： 題型：
Over the past decades , sea ice in the Arctic as a result of global warming .
A. had decreased B. decreased C. has been decreasing D. is decreasing .
科目：高中英語 來源： 題型：
Over the past decades, sea ice in the Arctic as a result of global warming.
A. had decreased B. decreased C. has been decreasing D. is decreasing
科目：高中英語 來源： 題型：
Over the past decades, sea ice in the Arctic as a result of global warming.
A. had decreased B. decreased C. has been decreasing D. is decreasing
科目：高中英語 來源：2014屆甘肅省高三目標診斷英語（二）卷（解析版） 題型：單項填空
Over the past decades, sea ice _______ in the Arctic as a result of global warming.
A. had decreased B. decreased
C. has been decreasing D. is decreasing
科目：高中英語 來源：2014屆黑龍江雙鴨山第一中學高三第一次月考英語卷（解析版） 題型：單項填空
Over the past decades, sea ice _______ in the Arctic as a result of global warming.
A. had decreased B.decreased
C. has been decreasing D. is decreasing
科目：高中英語 來源：福建省2009-2010學年高一下學期期中考試英語試題 題型：單項填空
Over the past decades, sea ice ______in the Arctic as a result of global warming.
A. had decreased B. decreased
C. has been decreasing D. is decreasing
科目：高中英語 來源：20102011學年度遼寧省瓦房店市上學期10月考高一英語試卷 題型：單項填空
Over the past decades, sea ice_______ in the Arctic as a result of global warming.
A. had decreased B. decreased
C. has been decreasing D. is decreasing
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