Singular and plural of nouns(名词单数和复数) Learning aims：
1、Learn the definition and types of nouns.
2、Master plural forms of countable nouns. (Teaching important point）
3、Master the use of countable and uncountable nouns.（Teaching difficult point）
Teaching methods： 1.lead-in 2.Practise 3.Discussion
Teaching instruments: 1.Blackboard 2.Projector
Teaching steps:
Step 1.Warming up
Teacher will show students some objects of nouns with projector.
T: What’s this/ that ? S:It’s a ________.
T: What’re these/those? S:They’re ______.
According to the pictures of nouns, teacher will help students to learn singular and plural of nouns.
Step 2.Learn new grammar（singular and plural of countable nouns）.
Teacher will help students to master plural form rules of nouns by showing some words.
1、一般情况下，是在词尾加上-s. 构成复数形式。

例：bag→bags, pen→pens
2、以s，x，ch，sh结尾的词，末尾加es变成复数。

例：bus→buses; fox→foxes; match→matches;box →boxes; watch →watches; class →classes;
dress →dresses; sandwich →sandwiches;
3、以辅音字母+y结尾的名词，将y改变为i，再加es
例：candy→candies; lady→ladies; story→stories ；strawberry →strawberries; baby →babies; library →libraries;dictionary →dictionaries; activity →activities , country—countries, fly—flies.
区别: 元音字母+y 结尾的名词变复数时，直接加s变复数【元音字母a,e,o,u,i】monkey---monkeys holiday---holidays boy---boys key---keys
4、以o结尾的名词，有生命的加es，无生命的加s构成复数。

口诀：英雄爱吃土豆，西红柿。

Heroes like eating tomatoes and potatoes.
5、以-f或-fe结尾的名词，多为将-f或-fe变为-ves
例knife→knives; life→lives; leaf→leaves
巧记：thief（小偷）的wife（妻子）用 knife（刀子）和leaf（树叶）把wolf（狼）劈half （一半）
Teacher will help students to sum up regular plural rules.
1.__________________________________
2._________________________________
3.__________________________________
4._________________________________
5.__________________________________
6._________________________________
名词单数变复数不规则的变法：
1.foot→feet
2.tooth→teeth
3.child→children
4.mouse→mice
1. man→men
2.woman→women
3.man doctor→men doctors
1. sheep→sheep
2.Chinese→Chinese
3.Japanese→Japanese
1.German→Germans
2.American→Americans
3.Australian→Australians
Step3. Consolidation
Do some exercises
Step4. Sum up
Singular and plural of nouns(名词单数和复数)
Writing on the Bb可数名词(countable noun)｛单数(singular)→复数(plural)的变化｝
1.Regular rules :1_____ 2______ 3______ 4_______ 5.______
2. Iregular rules:
Step5. Homework: Finish exercises on paper.
教案Singular and plural of nouns(名词单数变复数)
临一职王喜平 2018-9-27。