1、Unit 6 Food and lifestyle GrammarI. Teaching aims and learning objectivesBy the end of the lesson, students should be able to:1. tell the difference between countable and uncountable nouns;2. form the plural of countable nouns, including regular and irregular forms;3. use nouns before uncountable no
2、uns to show their amounts.II. Teaching contents1. New words and phrases: piece, glass, salt, cup, kilo, bottle, plate, carton, a piece of, a glass of, a packet of, two bags of, three cups of, four kilos of, six bottles of2. New structures: What do we need to buy?III. Focus of the lesson and predicte
3、d area of difficulty1. Know how to form the plural of countable nouns;2. Use nouns before uncountable nouns to show their amounts.IV. Teaching proceduresStep 1 Lead-in1. Odd One OutPlay a game called “Odd One Out”. Let Ss choose one picture which is different from the other three. They should tell t
4、he reasons.(1) apple pear lemon breadReason 1: Apple, pear and lemon are fruits. Bread is not fruit.Reason 2: Apple, pear and lemon are countable nouns. A countable noun refers to something we can count. For example, an apple, two pears and ten lemons. But bread is an uncountable noun. An uncountabl
5、e noun refers to something we cannot count. For example, we cannot say a bread.Explain Reason 2 slowly to make students understand what a countable noun and an uncountable noun are.(2) milk juice cola carrotReason 1: Milk, juice and cola are drinks. Carrot is a kind of vegetable.Reason 2: Milk, juic
6、e and cola are uncountable nouns. Carrot is a countable noun.(3) photo potato tomato mangoReason 1: Potato, tomato and mango are something that we can eat. But we cant eat photo.Reason 2: We should add es to potato, tomato and mango to form their plural forms. But we just add s to photo to form its
7、plural form.(4) man policewoman child toyReason 1: Man, policewoman and child refer to people. Reason 2: The plural forms of man, policewoman and child are irregular. The plural form of toy is regular, just plus s.【设计意图：把本单元第一课时中出现的食物名词融合在游戏中，让学生通过已有知识来学习新知识，降低难度。在陈述理由时，依次呈现可数名词、不可数名词的概念，以及可数名词单复数变化
8、的一些规则，为下面的环节做一些铺垫。 】Step 2 Presentation1. “A” or “an”T: Do you know when to use “a” and when to use “an”?TIP If the countable noun begins with a vowel sound, we use “an”. If the countable noun begins with a consonant sound, we use “a”.2. The plural of countable nounsT: Do you know how to form the pl
9、ural of countable nouns?(1) an orange two oranges; a cake two cakesRule 1: We add “s” to most nouns.(2) a story some storiesRule 2: If the noun ends in a consonant + y, we should change “y” into “ies”.(3) a bus two buses; a brush three brushes; a match some matches; a box four boxesRule 3: We should
10、 add “es” after the nouns ending in “s”, “sh”, “ch” or “x”.(4) a photo two photos; a potato three potatoes; a tomato some tomatoesRule 4: We should add “s” or “es” after the nouns ending in “o”.(5) a knife two knives; a scarf three scarvesRule 5: We should change “f”/“fe” into “ves” if the noun ends
11、 in “f” or “fe”.(6) some other nounsa man two men; a policewoman three policewomen; a child some children; a sheep some sheep3. Have a try!Fill in the blanks with the correct forms of the given words.(1) My grandfather likes to tell _ (story).(2) Lets go and buy some _ (carrot) and _ (potato).(3) Al
12、l the _ (child) enjoy talking to him.(4) We must brush our _ (tooth) twice a day.(5) Here are two _ (photo) of my family.(6) People usually cut _ (tomato) with _ (knife).(7) How many _ (people) are there in the hall?(8) In the last two _ (month), he scored five goals in six _ (match).4. A shopping l
13、istT: My birthday is coming. So my mother is going to do some shopping. Here is her shopping list. Look at the screen and tell me if there are any mistakes in it.T: We can see some uncountable nouns. We cant count their amounts, but we can use nouns before uncountable nouns to show their amounts.5. Complete the conversation on page 746. Your shopping listT: Suppose you will invite some friends to your birthday party. Now you are making a shopping list. Work in pairs and write down the things you need. V. HomeworkReview how to form the plural of countable nouns.