【正文】
名詞 單數(shù) 變 復(fù)數(shù) What are these? What’s this? It’s a pen. They are pens. What are those? What’s that? It’s an English book. They are English books. backpacks watches oranges pens What’re these ? They’re … . maps cases keys What’re those ? They’re … . 名詞單數(shù)變復(fù)數(shù) (一 )規(guī)則變化 : s s, x, ch, sh結(jié)尾的名詞加 es y結(jié)尾的名詞 ,先改 y為 i, 再加 es (mothers, fathers, sisters, brothers) ( buses, boxes, watches ) ( family families dictionary dictionaries ) 區(qū)別 key – keys boy boys (二 )不規(guī)則變化 : (不變 ): sheep(綿羊 ) deer(鹿 ) fish(魚 ) , woman men, women es:potatoes (土豆 ) tomatoes (西紅柿 ) Chinese(中國(guó)人 ) Japanese(日本人 )