some water是单数还是复数?

some water是单数还是复数? some one 是单数还是复数 some of 单数还是复数some of 是单数还是复数?突然一下忘记了 some water 和some money作主语时 谓语用单数还是复数啊. three glasses of water谓语动词是单数还是复数? eight percent of water是单数还是复数? money一词是复数还是单数some money是复数还是单数呢 need some help的help是复数还是单数 have some difficulty 是用单数还是用复数 some of the children 是单数还是复数 need some help的help是复数还是单数 need some help的help是复数还是单数 some water单数复数相同,为什么用is 而不是are? do some practice还是do some practices单数还是复数? large quantities of water 是看成单数还是复数?谢谢拉并说下为什么 Parents是单数还是复数是单数还是复数(简练) ''people''是复数还是单数? clothes是单数还是复数? weather是单数还是复数