Large quantities of water (need)______for cooling purposes.are needed由kind,form,

游客2023-09-25  26

问题 Large quantities of water (need)______for cooling purposes.

选项

答案 are needed

解析 由kind,form,sort,type,species,portion,series,quantity + of修饰主语时,其谓语形式取决于这些词本身的单复数而不是后面跟的名词。series和species无单数形式,其单复数形式取决于修饰它们的数词。
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