(
课件网) Unit 7 What super food! fork forks box boxes glass glasses dish dishes sandwich sandwiches knife knives strawberry strawberries cherry cherries food 可数名词的复数形式： 可数名词复数的构成有规则变化和不规则变化两种形式。 规则变化： (1)一般在单词的结尾直接+s； book--books dog--dogs 清辅音结尾的单词+s读[s] eye--eyes 浊辅音或元音结尾的单词+s读[z] -- (2)如果单词以 s, sh, x, ch等 结尾+es;读[ z] bus -- buses brush -- brushes box -- boxes watch-- watches 总结 可数名词的复数形式： 可数名词复数的构成有规则变化和不规则变化两种形式。 规则变化： -- 总结 (4)元音+y结尾加s ;读[z] baby--babies story--stories 辅音字母+y结尾，变y为i+es；读[ z] day--days (3)以o结尾有的加s;有的加es 读[z] potato--potatoes zoo--zoos 可数名词的复数形式： 可数名词复数的构成有规则变化和不规则变化两种形式。 规则变化： -- (5)以f或fe结尾有的直接加s;读[s] knife--knives 总结 以f或fe结尾，变f或fe为ves；读[vz] giraffes--giraffes (6)不规则变化 (7)单复数同形 child--children sheep--sheep fish-fish boy s es ies ves practice: party s es ies ves lamb s es ies ves watch s es ies ves baby s es ies ves knife s es ies ves Here you are,Mum! The boxes! Here you are . 给你 What are these And glasses. They're dishes. What are these 这些是什么？ Oh! What great food! What great food！ 多么美味的食物！ What are these They 're knives and forks. Here you are . 给你 Wow! Sausages! These are strawberries. And cherries. And tomatoes. Oh, sand- wiches! But where are the sausages where 在哪里 What are these？ They’re +可数名词复数形式. 问这些是什么？ grammar 回答它们是： What are these？ They’re horses. What are these They’re strawberries. What are these They’re knives. What are these They’re sandwiches. What are these They’re cherries. Read together boxes cherry dishes knife glass forks sandwiches strawberry tomatoes
