初三英语可数名词单数变复数复习专题课件

1、可数名词单数变复数复习专题难点：正确掌握可数名词单数变复数的各种变化规则an appletwo applesa penthree pens可数名词单数变复数还有哪些变化规则呢？ 一、请写出下列名词的复数形式并归纳其复数的变化规则。1. car_ tree_ dog_ 2.box_watch_bus_ brush_3. city_country_baby_小结变化规则：【用法表解】1. 可数名词可数名词单数变复数的规则变化: 构成方式例词1.一般在词尾加-scake cakes 蛋糕student students 学生2.以s, x, sh, ch结尾的加-esbrushbrushes刷子wa

2、tchwatches手表3.以“辅音字母+y”结尾的词, 把y变为i, 再加-escitycities城市factoryfactories工厂二、请写出下列名词的复数形式并归纳其复数的变化规则。4.knife_leaf_thief_5.photo_radio_ zoo _ 6.tomato_ potato_ hero_小结变化规则：构成方式例词4.以f或fe结尾的词, 一般把f或fe改为v, 再加-eswifewives妻子wolfwolves狼以o结尾的可数名词6.有生命的加-espotatopotatoes土豆tomatotomatoes西红柿5.无生命的加-sphotophotos照片p

3、ianopianos钢琴【巧学妙记】(1)巧记变f/fe为v加-es的名词: 树叶(leaf)半数(half)自己(self)黄, 妻子(wife)拿刀(knife)去杀狼(wolf), 架(shelf)后小偷(thief)逃命忙。(2)以o结尾的表示有生命名词：黑人（Negro）英雄(hero)喜欢吃西红柿(tomato)和土豆(potato)三、不规则变化：7.man_ woman_ child _8.mouse_ tooth_ foot _9.Chinese_Japanese_deer（鹿）_ sheep（羊）_ 小结变化规则：(3)一句话巧记名词复数的不规则变化: 变内部元音：manm

4、en, womanwomen, childchildren(除外), footfeet, mousemice, toothteeth（男女孩子的脚踩住老鼠的牙）单复数同形的可数名词: Chinese(中国人)，Japanese(日本人)，fish(鱼)，deer(鹿)，sheep(绵羊)（ 中日鱼鹿羊）各国人变复数: （中日不变英法变, 其他s加后面。）即Chinese, Japanese单复数同形; Englishman, Frenchman中man变为men; 其余各国人如German, American, Australian, Indian等均在后面直接加-s。中考链接：1.For b

5、reakfast, Tina would like some milk and (蛋糕).2.We should brush our after getting up every morning. A.tooth B. tooths C.toothes D. teeth3._Hey, boys. Look at the fallen（落下来的） . _Well, its telling us that autumn is coming. A. leaf B. leafs C.leafes D. leaves4.Id like some and . A. banana; tomato B ban

6、anas; tomatos C. bananas; tomatoes D. banana; tomatoes 5.Many foreigners came to our school last week, including three and four . A. Japanses; German B Japanseses; Germans C. Japanses; Germans D. Japanses; German cakesSum up(总结):1.一般情况下,直接在名词词尾加-s. 2.以s,x,sh,ch结尾的名词,在词尾加-es. 3.以辅音字母加y结尾的名词，要变y为i再加-es. 4.以f或 fe结尾的名词，先将f或 fe变为v,再加-es.5.以o结尾的名词,表示无生命事物的名词加-s.规则变化6.以o结尾的名词, 表示有生命事物的名词加-es.不规则变化只要记住三句口诀：1.男女孩子的脚踩住老鼠的牙。（改变内部元音）2.中日鱼鹿羊。（单复数同型）3.中日不变英法变, 其他s加后面。（国家人名复数变化）Homework1.Pleas