发布者:刘伟贞 所属单位:西宁市第三中学 发布时间:2020-11-12 浏览数( -) 【举报】
名词单复数的不规则形式。
不规则形:1)medium—media; stadium—stadia; phenomenon—phenomena
criterion—criteria; bacterium—bacteria;basis-bases
2)roof-roofs, foot-feet; hero-heroes; zero-zeroes, bamboo-bamboos; Tooth-teeth; German-Germans
passer-by - passers-by; grown-up - grown-ups
单复数同形: deer; sheep; works; means; species; manners;