Large amounts of water has been polluted in the area怎么改

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Large amounts of water has been polluted in the area怎么改

Large amounts of water has been polluted in the area怎么改
Large amounts of water has been polluted in the area怎么改

Large amounts of water has been polluted in the area怎么改
改错吗?
has 改为have
amounts of+不可数名词,谓语动词用复数