牛津上海版三年级上册英语 知识点
第6讲 名词复数变化规则
【知识点】
名词复数变化规则: 1、一般情况下,直接加s。
例如:car---cars、bag---bags、book---books 2、以s/x/ch/sh结尾的单词加es。
例如:class---classes、box---boxes、watch---watches、brush---brushes 3、以辅音字母加y结尾的单词,变y为i,再加es。
例如:baby---babies、family---families、comedy---comedies(喜剧) 4、以元音字母加y结尾的单词,直接加s。 例如:boy---boys、day---days、key---keys 5、以f/fe结尾的单词,变f/fe为v,再加es 例如:leaf---leaves、wolf----wolves、knife---knives
“小偷”(thief)的“妻子”(wife)用“刀子”(knife)和“树叶”(leaf)把“狼”(wolf)劈成了两“半”(half)
6、以o结尾的名词,有生命的加es,无生命的加s,以oo结尾的加s。 有生命的加es。例如,potato---potatoes、tomato---potatoes、hero---heroes(英雄爱吃土豆炖西红柿)
无生命的加s。例如,photo---photos、radio---radios、piano---pianos。 以oo结尾的加s。例如,kangaroo---kangaroos(袋鼠)、zoo---zoos。 7、不可数名词没有复数,以原形或/表示。 例如:water---/、milk---/、juice---/ 8、特殊情况
例如:am/is---are、I---we、she/he/it---they、my---our his/her/its---their、this---these、that---those
man---men、sheep---sheep、Chinese---Chinese、foot---feet
【练习题】
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牛津上海版三年级上册英语 知识点 名词变复数 bird watch ruler class boy box I am wife bed case leaf pen box orange parent sister daughter child card lady photo orange family friend party cat story you are key sheep cup key card friend father son pencil dictionary girl candy he is tree hero question case desk knife boy mother brother cousin man 12
牛津上海版三年级上册英语 知识点
第7讲 改复数句
【知识点】
对照句子,将句子中的名词和代词改成对应的复数,其他不变,按顺序抄下来即可。
例如:She is my friend. They are my friends. I am a girl. We are girls. 【练习题】 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 is a teacher.
___________________________________________ 6. What’s this?
___________________________________________ 7. I am a tall boy.
___________________________________________ 8. She is a beautiful girl.
___________________________________________ 9. He is a strong man.
___________________________________________ 10. This is a big mouse.
___________________________________________ 11. That is a small fish.
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牛津上海版三年级上册英语 知识点
___________________________________________ 12. It has a long tooth.
___________________________________________ 13 This is an old dog.
___________________________________________ 14. There is a big peach on the table.
___________________________________________ 15. I can sing a song.
___________________________________________ 16. It is under the table.
___________________________________________ 17. That is a short boy.
___________________________________________ 18. I like the red skateboards.
___________________________________________ 19. That monkey can climb the tree.
___________________________________________ 20. This fox is big.
___________________________________________
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牛津上海版三年级上册英语 知识点 第8讲 就划线部分提问 【知识点】 1、根据划线部分找到特殊疑问词放句首,把题目中剩下的部分变成一般疑问句,接在特殊疑问词的后面。 2、标点改为问号。 特殊疑问词: 特殊疑问词 内容 What 什么 特殊疑问词 内容 How much What…do Who Where Whose When 价格,多少钱 会做什么 谁,问人 在哪儿,地点 谁的,问主人 什么 为什么,问原因 What colour 什么颜色 How How old How many Which What time 【练习题】 对划线部分提问 身体状况 几岁,年龄 数量,几个 哪一个 几点,问时间 Why 1. That’s a bike. ______________________________________ 2. My name is Lingling. ______________________________________ 3. This is a map of America. ______________________________________ 4. Tow and tow is four. ______________________________________ 5. He likes playing basketball. ______________________________________ 6. Pandas love bamboo. ______________________________________ 7. It’s six o’clock. ______________________________________ 8. The bike is black. ______________________________________ 9. The pen is red. ______________________________________ 10. Amy is a good girl. ______________________________________ 11. Lingling likes collecting dolls. ____________________________________ 12. This is Li Ping’s book. ______________________________________ 13. My pen is in the box. ______________________________________ 15
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