1、可数名词变复数的变化规则导学案名词在英语学习中是非常重要的，它分为可数名词和不可数名词。不可数名词可以简单地理解为无法用数计算的名词，比如肉类 meat、chicken 等,液体water， juice，orange ，milk 等。可数名词分单数和复数，单数常和 a, an, the 冠词连用，如 a dog, an apple, 但是可数名词变复数是同学们在学习时接触过的语法现象，也是比较难以掌握的，同时也是每次考试涉及到的重要知识点，本节课我们一起总结可数名词变复数的规则。一、名词复数的规则变化1) 一般的名词在词尾加-S students, apples, bags, trees, b
2、ooks, brothers. 2) 以 s、x、sh 、ch 结尾的名词加-esglasses, boxes, brushes, matches.3) 以辅音字母加 y 结尾的名词，变 y 为 i 加 escities, babies, cherries， countries4) 以 f 或 fe 结尾的名词，多数变 f 为 v 加 eshalf-halves knife-knives leaf-leaves wolf-wolves wife-wives life-lives thief-thieves； 5) 以 o 结尾的名词，有些加 esNegroes, heroes, tomatoe
3、s, potatoes（黑人英雄爱吃土豆和西红柿），其它加 s: radios, zoos, pianos, photos,二、名词复数的不规则变化1)改变内部的元音字母：foot feet, tooth teeth, mouse mice，man men, woman women2)单复数同形：sheep sheep, deer deer, Chinese Chinese, 3）加 renchild children3）集体名词， people ,class, police 等本身就是复数三、复数的发音一般情况 加 -s 清辅音后读/s/ map-maps 浊辅音和元音后读 /z/ bag-
4、bags /car-cars 以 s, sh, ch, x 等结尾 加 -es 读 /iz/ bus-buses/ watch-watches 以 ce, se, ze,等结尾 加 -s 读 /iz/ license-licenses 以辅音字母+y 结尾 变 y 为 i 再加 es 读 /z/ baby-babie名词单数变复数测试题一: 名词单数变复数填空1：orange text bed computer .apple house plane tree lesson shirt month 2：piano photo radio zoo tomato .potato 3：class fo
5、x watch glass dress c.brush box bus 4：shelf knife wife life .leaf thief 5：family country army .city story baby butterfly country 6：toy .play day key boy 二：把下列的单词变为复数形式key boy family case backpack dictionary watch computer game notebook bag math alarm video tape hat pear egg apple carrot vegetable st
6、ar sock shirt shoe skirt sweater clerk store shop_三：句子单数变复数1：This is a book. . _2: That is an eraser. _3: It is a red apple. _4: I am a boy. _5: He / She is a teacher. _6: Whats this? _四：名词复数变单数练习1：Those are my friends._2: They are English boys. _3: They are some erasers. _4: These are dictionaries.
7、 _5: we are students. _6: what color are your books ? _五：根据句意及所给单词填空。1：_(this) are my English books.2: The two boys are my _(cousin)3: - _those your parents?-Yes, they _.4: -Who are the man and the woman in the picture?-They are my _父母.5: My aunt Jane and my mother are _.6: They are my _(姨)。7: I have two _(watch). They are on the desk.8: I have some _(photo) of my family.9: Do you like these _(dictionary)?10: Are those your _(bus)?六：汉译英；1：这些是我的帽子。2：那些不是课桌。3：他们不是男孩。4：这个棒球在沙发上吗？不，它在椅子下面。5：这些字典是红色的吗？不，它们是蓝色的。
