Section A Grammar focus 3a—3c教学实录与评析

可数名词复数变化规则教案

Ⅰ.Teaching aims To enable students to grasp regular rules and irregular rules of changing singular form into plural form.

Ⅱ.Teaching important points &difficult points Regular rules and irregular rules of changing singular form into plural form.

Ⅲ.Teaching procedures

Step1. Lead in

There is a boy, he wants to open the treasure box to get the

treasure . But he must open these six locks. Let's help him. OK ?

Step2.Presentation

一．可数名词复数的规则变化

①一般情况词尾加-s 如：an apple→apples ,a banana→bananas,a pear→pears ②以-s, -x, -sh, -ch 结尾的加-es 如：class→classes, box→boxes, dish→dishes, watch→watches ③以

f 或fe 结尾的改f或fe为v再加-es 如：leaf→leaves ,shelf→shelves, knife→knives. 魔法记忆

树叶(leaf)半数(half)自己(self)黄

妻子(wife)拿刀( knife)去割粮，

架(shelf)后蹿出一只狼(wolf)，

就像小偷( thief)逃命(life)忙。

④以辅音字母加y结尾的名词,变y为i,再加es。

如：family→families, dictionary→dictionaries, baby→babies 以元音字母+y结尾的词，直接加s.

如：boy→boys,key→

keys, day→days ⑤以o结尾的名词

以o 结尾的无生命的事物加-s photo-photos,piano-pianos,radio-radios,zoo-zoos 以o 结尾的有生命的事物加-es

hero→heroes, Negro→Negroes , tomato→tomatoes, potato→potatoes

（魔法记忆：黑人英雄爱吃西红柿和土豆）

二．可数名词复数的不规则变化

⑥可数名词复数的不规则变化

1.

内部变化

foot-feet，tooth-teeth，man-men，mouse-mice 2.

外部变化

child-children，ox-oxen 3.

单复数同形

one sheep-two sheep, a dear-two dear a Chinese-two Chinese ,a Japanese-two Japanese

(中日不变英法变，其余后边加s) 4.

合成名词

将主体名词变为复数passer-by→

passers-by

将俩个构成部分都变成复数man worker→

men workers

5.

只有复数

Pants, trousers, scissors, glasses

6.

集合名词

People, police Step3.Practice Put the words into the correct box. Step4.Summary The boy can open the treasure box. What's inside ? It's a gift for you- the summary of the rules .

1.可数名词复数的规则变化(5 rules) 2.可数名词复数的不规则变化(6 rules) 反思总结

本节微课主要围绕可数名词复数变化规则展开，即：规则变化和不规则变化。该微课适用于人民教育出版社七年级英语上册第六单元第三课时Unit6 Do you like bananas?Grammar Focus 通过创设情景游戏小男孩解锁寻宝，学生能轻易掌握可数复数变化规则，并为以后的学习打下基础。利用情景游戏小男孩解锁寻宝，主线清晰，一一罗列,

逐点讲解，富有趣味。