精选优质文档-倾情为你奉上苏教版五年级（上）英语语法知识汇总一、词类：1、名词: 这里强调两点：不可数名词都默认为单数，所以总是用is名词复数如何加后缀：各种不同情况变化方法例词一般情况直接加-sbook-books bag-bags cat-cats bed-beds以s. x. sh. ch结尾加-esbus-buses box-boxes brush-brushes watch-watches peachpeaches glass-glasses以“辅音字母+y”结尾变y为i, 再加-esfamily-families study-studies以“f或fe”结尾变f或fe为v，再加-esknife-knives不规则名词复数man-men woman-women policeman-policemen policewoman-policewomen mouse-mice foot-feet child-children fish-fish Ch
