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课件网) (Period 3 Grammar) Unit 5 A healthy lifestyle 1. Language abilities：understand and use [cn] and [un] ,use 'a' or 'an' correctly; 2. Learning abilities：observe and learn how to prepare food for a class party; improve cooperative learning ability; 3.Thinking qualities：Cultivate our logical thinking ability and improve our critical thinking skills; 4. Culture awareness：Enhance the awareness of healthy lifestyle. By the end of this lesson, we will be able to: Learning Objectives We are also planning a class party next week! Today, we'll be the party planners and make a shopping list for food and drinks! Class party Food List Food Brainstorm：What kind of food and drinks should we prepare Drinks I have two boxes of food and drinks. Let’s see what’s inside. Box 1 Choose the different one and tell the reasons. apple bread lemon pear Reason 1: The apple, pear and lemon are fruits. But bread is not fruit. Reason 2: Bread is an uncountable noun(不可数名词）, the others are countable nouns（可数名词）. Reason 1: Milk, juice and cola are drinks. But the carrot is a kind of vegetable. Reason 2: Carrot is a countable noun（可数名词）, the other three are uncountable noun(不可数名词）. Box 2 milk juice cola carrot Choose the different one and tell the reasons. [cn] refers to something we can count(可数）. For example, an apple, two pears and ten lemons. Countable nouns [cn] Uncountable nouns [un] Types of nouns [un] refers to something we cannot count（不可数）. For example, we cannot say a bread. Learn together Countable or uncountable salt soup water milk pepper chocolate cucumber meat a lemon a pear a carrot a strawberry an apple an egg an orange an onion Think：What food do we have Conclusion 1： We can use numbers or the article(a/an) with countable nouns. Part 1 If the countable noun begins with a consonant sound, we use “a”. 辅音音素开头用不定冠词a singular nouns (sing.) Rule 1 If the countable noun begins with a vowel sound, we use “an”. 元音音素开头用不定冠词an Tip: 一有元音音素现，an就闪亮来相伴 h是辅音字母，但在hour中不发音，发元音的是o， 用an “a” VS “an” an hour /a / a hat /h/ h是辅音字母，在hat中发辅音，用a Practice an umbrella / / u是元音字母，在umbrella中发音是元音，用an a unit /ju / u是元音字母，但在unit发音是辅音用a “a” VS “an” Practice 1. _____ book _____ egg _____ hamburger 2. _____ tomato _____ hour _____ carrot 3. _____ English teacher _____ American plane 4. _____ old bike _____ tall tree _____ orange 5. _____ umbrella _____ useful umbrella 6. _____ apple _____ big apple half _____ hour Practice: Fill in the blank with a/an. a an a a an a an an an a an an a an a an a lemon a pear a carrot a strawberry an apple an egg an orange an onion Part 2 To have a class party, we need more of them! three lemons five pears some carrots a lot of stawberries many apples lots of eggs a box of oranges four kilos of onions To have a class party, we need to buy: We add “s” t ... ...
