Unit 5 A healthy lifestyle Grammar 课件 2025-2026学年译林版七年级英语上册

Unit 5 A healthy lifestyle Grammar I eat an egg every morning. I also like fish. I often have a pancake and some milk. I also eat lots of fruit and vegetables every day. I seldom eat cakes or sweets. Too much sugar is bad for our teeth. What’s the difference between them? What’ s the part of speech of these words in bold? All of them are nouns. Some of them are countable nouns, and the others are uncountable nouns. Lead in 2 a meat？ 一块肉到底是多少？ 无法准确得知，我们需要借助一定的工具才能让双方都知道具体的量 a kilo of meat two kilos of meat three kilos of meat How much meat is there？ 看不见、摸不着的抽象名词 Air How much air is there？ How many/much ... are/is there? 问数量的固定句型 可数名词： 不可数名词： How many ... are there? How much ... is there? Types of nouns Examples Countable nouns singular（单数） plural（复数） Uncountable nouns egg vegetables cakes sweets teeth fish milk fruit sugar pancake Put the words above into different groups in the following table. 5 What are countable nouns? And give some examples. A countable noun refers to something we can count. Countable nouns (singular) an apple a carrot a cake Countable nouns (plural) two apples six carrots ten cakes Presentation (countable nouns可数名词) 6 What are uncountable nouns? An uncountable noun refers to something we cannot count. milk chicken juice beef pork Presentation (uncountable nouns不可数名词) 7 Types of nouns Examples Countable nouns Singular (单) Plural (复) Uncountable nouns Can you put them into different groups in the following table? pancake milk fish meat tofu fruit vegetables cakes sweets sugar teeth watches boxes fishes buses 以字母 s,x,ch,sh 结尾，加es rule 3 a story 元音字母+y结尾直接加s 辅音字母+y结尾：y--ies a toy some toys many stories rule 2 hero--heroes tomato--tomatoes potato--potatoes mango--mangoes 以o结尾的单词, 有生命的es, 无生命加 s pianos radios photos zoos kilos rule 4 以f或fe结尾, 改f或fe为v, 加es eg： wife, leaf, shelf, life a knife knives rule 5 half---halves man — men woman — women Some other nouns 13 foot — feet tooth — teeth Some other nouns 14 book piano cake story leaf 直接+s -y再+ies city class wish 加s/es +es photo river half man match 将苹果放在正确的篮子里 girl wife life foot 不规则 变化 -f/fe再+ves Presentation i bus 构成方法 例词 单复数同形 Chinese-Chinese,sheep-sheep 变字母oo为ee foot-feet,tooth-teeth,goose-geese 变man为men man-men,Woman-Women 其他形式 child-children 有些名词的复数变化是不规则的。 复合名词(名词十名词)变复数的规则如下： ①通常只将后一个名词变为复数。 boy student --boy students男学生 girl friend --girl friends女朋友 computer game--computer games电脑游戏 ②个别复合名词的第一个名词只能用复数。 a sports meeting 一个运动会 two clothes shops两个服装店 ③man 和woman 与其后名词的单复数保持一 致。 man doctor --men doctors男医生 woman teacher=women teachers女 老 师 ---------- 不可数名词(uncountable nouns)不能以数目来计算，不可以分割成个 体。不可数名词没有复数形式，其前也不能用a/an或其他具体的数词 来修饰。 cheese What aresthey? salt rice tea pork milk juice 1)We have much homework today. 2)There is a lot of water in the bottle. 3)She needs some help. 4)He has little time to finish his work. 5)I have a little juice in my glass. 1.用 much,a lot of,some,little,a little修饰不可数名词， 表 示量的多少。 2.用数词+量词+of+不可数名词，表示具体的量。常用的量词有 cup,glass,bottle,piece等。 1)I had a cup of tea yesterday. 2)She drinks a glass of milk every morning. 3)He opened two bottles of orange juice. 4)Can I have a piece of cake? > 量词既可与不可数名词连用，也可与可数名词连用。 与可数名词连用时，可数名词必须用复数形式。如： two bags of apples $