7上Unit3Grammar（定）

1、Module 2 The natural worldOxford EnglishThe EarthWhat things are there on Earth?plantsfieldsmountainsriversforestspollutionwaterlandairfoodrubbishseaanimalslightplaces/dvad/划分，分类划分，分类homeplantsplacesfieldsmountainsriversforestspollutionwaterlandairfoodrubbishseaanimalsplantsplacesfieldsmountainsrive

2、rsforestspollutionwaterlandairfoodrubbishseaanimalsDivide these things into two groups.Uncountable nounslight/kantbl/可数的/nkantbl/不可数的可数名词不可数名词概念概念可数名词：能以数目来计算，可以可数名词：能以数目来计算，可以 分为个体的人或事物分为个体的人或事物e.g.student,booke.g.student,book不可数名词：不能以数目来计算，不可以不可数名词：不能以数目来计算，不可以分成个体的分成个体的概念、状态、品质、感情或表概念、状态、品质、感情或表示

3、物质材料示物质材料的东西的东西。 e.g. love, air,papere.g. love, air,paper 名词名词 food, meat, water, milk, bread, rice等 paper, wood, glass, gold 等 weather, rain, ice, air, light, earth, sand等 Chinese, Geography, Maths等 time, work, homework, housework, news等 clothing, vegetable, fruit等不可数名词可归纳为：不可数名词可归纳为：（1）材料类：）材料类： （

4、2）食物类：食物类：（3）自然类自然类:（4）学科，语言：）学科，语言：（5）抽象概念：）抽象概念：（6）表示总称：）表示总称： Have a tryWork in groups. Write down some uncountable nouns you know.小组合作，写下你知道的不可数名词。Countable nounsUncountable nounsone animal, two animalsfive books, some applesmany flowerssome rubbishsome meatmuch waterWhat rules can you find from

5、 the table below? Rule 1: (Countable/ Uncountable) nouns can have plurals.可数名词有复数形式。可数名词有复数形式。其前可以直接加数字其前可以直接加数字。Countable nounsUncountable nounsI have a world map at home. There is a cat on the desk.There is an article about the Earth.An engineer sits behind the door.All plants need light and water

6、.We put our rubbish into the sea.Rule 2: We can use a or an before (countable/ uncountable) nouns.我们可以把我们可以把a或或an加在可数名词前加在可数名词前。What rules can you find from the table below? 不不可数名词前可数名词前不不加加a/an。Countable nounsUncountable nounsThis plant is beautiful. These animals are dangerous.Some places are very

7、 hot. There are forests and rivers.Air has no smell.Water is important.There is a lot of pollution.Time is money.Rule 3: Uncountable nouns only take （singular/plural）verbs.不可数名词只接动词单数形式不可数名词只接动词单数形式。What rules can you find from the table below? / sgjl/单数/plr()l/复数Countable nounsUncountable nounsTher

8、e are many students in the classroom.Daisy eats many apples.Bill has much money.Sam drinks much milk.Rule 4: We can use many before (countable/ uncountable) nouns, and much before (countable/ uncountable) nouns. many 修饰可数名词，修饰可数名词，much修饰不可数名词。修饰不可数名词。What rules can you find from the table below? 描述数

9、量(表许多)提问数量只可修饰可数名词 只可修饰不可数名词 提问可数名词和不可数名词数量，用什么疑问词呢？How many students are there in your school? How much water do you drink every day? muchmanyhow many how much小结：可数名词和不可数名词的用法小结：可数名词和不可数名词的用法 We can use _ before countable nouns. 我们可以把我们可以把a或或an加在可数名词前加在可数名词前Uncountable nouns only take _ verbs. 不可数名

10、词只接动词单数形式不可数名词只接动词单数形式We can use _before countable nouns, and _ before uncountable nouns. Many 修饰可数名词，修饰可数名词，much修饰不可数名词。修饰不可数名词。_can have plurals. 可数名词有复数形式。可数名词有复数形式。a / an singularCountable nouns many much1. 2. 3. 4. Practice:1. Nowadays, people can get much _ from TV. A. ideas B. photo C. storie

11、s D. news2. Lets take _ photo, OK? A. a B. an C. some D. much3. I have _ egg, _ bread and _ milk. A. an, a, a B. one, two, some C.some, some, some D.an, some, some4. How _ juice do you have for breakfast? A. much B. many C. some D. a5. Light _ faster than sound. A. travel B. travelling C. travels D.

12、 travelled DDAACtips: 1.先判断名词是可先判断名词是可数还是不可数数还是不可数2.如果是可数名词，如果是可数名词，它是单数还是复数它是单数还是复数名词单数变复数的规则变化名词单数变复数的规则变化 1. 一般直接加一般直接加s 2. “辅辅音音+y” 结尾的，变结尾的，变y 为为i 再加再加es 3. 以以 s, x, ch, sh 结尾的名词，加结尾的名词，加es 4.以以f / fe结尾的，变结尾的，变f / fe 为为v 再加再加 es 5.以以o 结尾的，无生命的加结尾的，无生命的加s，有生命的加，有生命的加es。photo-photos potato-potato

13、estomato-tomatoes hero-heroesbabybabies citycitiesbox-boxes watch-watcheswife-wives knife-knivesboyboys girl-girls不规则变化：不规则变化：改变字母变复数。如：manwomanfootgoosechild sheepmenwomenfeet tooth teethgeesemouse micechildrensheep a-e oo-ee同形Practice1.I have lots of_(tomato) here.2.There are many_(fox) in the pic

14、ture.3.Their_(dictionary) look new.1. The_(leaf) on the tree turn yellow.2.The_(child) are playing games on the playground now.3.There are 4 _(window) in our classroom.tomatoesfoxesdictionariesleaveschildrenwindowsbottle/milkbox/eggbowl/riceglass/waterbag/applecup/coffeea bottle of milkthree boxes o

15、f eggsa bowl of ricea bag of applesa glass of waterthree cups of coffeebottle/milkbox/eggbowl/riceglass/waterbag/applecup/coffee123456 a bottle of milk three cups of coffee a bowl of rice a glass of water a bag of apples three boxes of eggsRules:数词数词+量词量词+ of+不可数名词不可数名词/可数可数名词复数名词复数结构：数词+量词（bottle，p

16、iece etc.）+of +nLets talksix tins of coke 六罐可乐a kilo of meat一千克肉tin / cokekilo /meatpiece / paperpiece / breada piece of paper一张纸two pieces of bread两片面包You are in a fast food restaurant now. One student acts the waiter and one student acts the customer. e.g. 1Waiter: Good afternoon, what can I do for you? What would you like to eat?Customer: Id like_. Waiter: Ok. Would you like something to drink?Customer: Id like _, please. e.g. 2 Waiter: Good afternoon, sir. Can/ May I help you?Customer: Good afternoon. I wan