In the past decades, sea ice in the Arctic as a result of global warming.
A. had melted
B. has been melting
C. melted
D. is melting
In the past decades, sea ice in the Arctic as a result of global warming. A. had meltedB
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解决时间 2021-04-04 07:01
- 提问者网友:遮云壑
- 2021-04-04 03:21
最佳答案
- 五星知识达人网友:撞了怀
- 2021-04-04 04:04
A. had melted(答案→)B. has been melting C. meltedD. is melting解析:考查时态。根据时间状语in the past decades在过去的几十年,说明一直到现在,并有可能继续持续下去,故用现在完成进行时。句意:在过去的几十年,由于全球变暖的原因,北极圈的海洋冰块一直在融合。故B正确。
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- 1楼网友:十鸦
- 2021-04-04 04:54
这个解释是对的
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