不定冠詞aan課件

1、Starter Unit1-3Aa Bb Cc Dd Ee Ff Gge i bi: s i: di: i: ef di:Hh Ii Jj Kk Ll Mm Nneit ai dei kei el em enOo Pp Qq Rr Ss Ttu pi: kju: a: es ti:Uu Vv Ww Xx Yy Zzju: vi: dblju: eks wai zeTwenty-six English lettersLetters treeAEIOUFRAHJK/ei/幸福四口之家EBDCGPTV八口大家庭/i:/IY雙胞胎之家/ai/UQW幸福三口之家/ju:/FLMNSX七口大家庭/e/ZO

2、孤寡老人/u/R孤寡老人/:/A H J KB C D E G P T VF L M N S X Z I YOQ U WR ei e ai i:ju:Dont forgetandua:字母所含的元音音素歸類R冠詞a,an的用法a 用在輔音音素開頭的單數(shù)可數(shù)名詞前，an用在元音音素開頭的單數(shù)名詞前。如果名詞前有修飾語，則以其第一個因素是元音還是輔音而決定用a或an.如： a book an English book an eraser a nice eraser an apple 用 a 或 an 填空。_ map_ pen_ ruler_ orange_ jacket_ apple(蘋果)_

3、book(書)_ egg(蛋)_ English map _ desk(書桌)11._ eraser(橡皮檫)12._ picture(圖片)13._ old man(老人)14._“ S”15._“ M”16._ “D”17._ “U”18._“A”19._ “H”20._ “R”aaaanaanaananaanaanananaaanananI have a friend. a candy一個糖果 an English book一本英語書 a schoolbag一個書包 an ice cream一支冰淇淋 candy schoolbag ice cream English booka a a

4、n an 以輔音因素開頭的單詞前加 a以元音因素開頭的單詞前加 ana toy 一個玩具a key 一把鑰匙a picture 一幅畫a storybook 一本故事書an egg 一個雞蛋an arm 一只胳膊an orange 一個橙子an elephant 一頭大象I am hungry. Can you help me?綠色圃中小學(xué)教育網(wǎng)maths bookEnglish bookChinese bookstorybookWhats in your schoolbag?An English book, a Chinese book, a maths book and three sto

5、rybooks.一本英語書，一本語文書，一本數(shù)學(xué)書和三本故事書。mission1mission2mission3Mission 1Lets match!studentplaneeyetigerice creameggmission1mission2mission3Mission 2orangeschoolbag notebookmonkeyice creamA: Whats this?B: Its a/an _.A: Whats this?B: Its a / an _.orange schoolbag notebookmonkeyice creamschoolbag orange noteb

6、ookmonkeyA: Whats this?B: Its a/an _.ice creamorange A: Whats this?B: Its a / an _.schoolbag notebookmonkeyice creamorange A: Whats this?B: Its a/an _.schoolbag notebookmonkeyice creamorange A: Whats this?B: Its a / an _.schoolbag notebookmonkeyice creamA: Whats this?B: Its a/an _.orange schoolbag n

7、otebookmonkeyice creamA: Whats this?B: Its a / an _.orange notebookmonkeyschoolbag ice creammission1mission2mission3Mission 3aaanaan1. Im _ student. I have _ schoolbag. Look! This is _ English book. I have _ pencil box, there is _eraser, _ pen and _ ruler.aaa2. There is _ Zoo near my school. Wow! Th

8、ere is _ tiger, _ lion and _ panda. Whats that? Its _ elephant. Look! Its _ bird. I like it. aaaanamission1mission2mission3口訣單數(shù)可數(shù)名詞是禿子，不要忘了給它戴帽子，兩種帽子 a 和 an，輔音因素前加 a，元音因素前加 an。1. Identify things: -Whats this/that in English? - Its an orange. - Spell it, please. -O-R-A-N-G-E.a mapa rulera jacketa key

9、a quilta orangea pena cupWhats this in English?Its a quilt. an orange. a pen.a jacket. a ruler. a key.blueyellowwhiteredblackgreencolor1. Whats=What is “是什么”。英語中用來提問的特殊疑問詞總是放在句子的開頭，這點(diǎn)與漢語不同，同學(xué)們在學(xué)習(xí)時要特別注意英語的詞序。如：What is your name? 你叫什么名字？2. its =it is，意為“它是”。常見的縮寫形式還有：Whats=what is thats =that isWhos=w

10、ho is lets=let us注意：this和is之間沒有縮寫形式。完全形式與縮寫形式Spell it, please這是一個用來考查別人拼寫（讀）能力的句式。用于別人提到的單詞，自己不知如何拼寫，讓對方指出這個單詞由哪幾個字母組成。如： Whats this?這是什么？ Its an orange. 它是一個橘子。 Spell it, please. 請拼寫它。 O-R-A-N-G-E. 2. please用在祈使句中表示禮貌或客氣，可置于句首，也可置于句末，置于句末時，前面要用逗號，意為“請”。如：Sit down, please.=Please sit down.請坐Please stand up.請站起來。內(nèi)容詳解2. What color is it? 它是什