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Tobespecific,thepastseveralyearswitnessedtheissuethatawarenessinwasteenergyofpeopleinever-hikingnumbershasenjoyedadramaticincrease这句话有没有语法错误!到底是用has还是have!number后面要不要加s

题目详情
To be specific,the past several years witnessed the issue that awareness in waste energy of people in ever-hiking numbers has enjoyed a dramatic increase这句话有没有语法错误!到底是用has 还是have!number后面要不要加s
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答案和解析
用has,issue后面加that引导同位语从句,awareness就是这个从句的主语,has是谓语.number如果你不想加S就要用an ever-hiking number,因为number是可数名词.