不定冠词aan课件.ppt

1、Aa 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 lettersAHJK/ei/EBDCGPTV/i:/IY/ai/UQW/ju:/FLMNSX/e/ZO/u/R/:/A H J KA H J KB C D E G P T VB C D E G P T VF L M N S X F L M N

2、S X Z I YI YOOQ U WQ U WR R ei e ai i:ju:Dont forgetandua:字母所含的元音音素归类R R冠词冠词a,an的用法的用法 a 用在用在辅音音素辅音音素开头的单数可数名词前，开头的单数可数名词前，an用在用在元音音素元音音素开头的单数名词前。如果开头的单数名词前。如果名词前有修饰语，则以其第一个因素是元名词前有修饰语，则以其第一个因素是元音还是辅音而决定用音还是辅音而决定用a或或an.如：如：a book an English book an eraser a nice eraser an apple 用用 a 或或 an 填空。填空。1._

3、map2._ pen3._ ruler4._ orange5._ jacket6._ apple(苹果苹果)7._ book(书书)8._ egg(蛋蛋)9._ English map10._ desk(书桌书桌)11._ eraser(橡皮檫橡皮檫)12._ picture(图片图片)13._ old man(老人老人)14._“S”15._“M”16._“D”17._“U”18._“A”19._“H”20._“R”aaaanaanaananaanaanananaaanananI have a friend.a candy一个糖果 an English book一本英语书 a schoolb

4、ag一个书包 an ice cream一支冰淇淋 candy schoolbag ice cream English booka a an an 以以辅音辅音因素开头的单因素开头的单词前加词前加 a以以元音元音因素开头的单因素开头的单词前加词前加 ana toy 一个玩具a key 一把钥匙a picture 一幅画a storybook 一本故事书an egg 一个鸡蛋an arm 一只胳膊an orange 一个橙子an elephant 一头大象I am hungry.Can you help me?绿色圃中小学教育网http:/maths bookEnglish bookChinese

5、 bookstorybookWhats in your schoolbag?An English book,a Chinese book,a maths book and three storybooks.一本英语书，一本语文书，一本一本英语书，一本语文书，一本数学书和三本故事书。数学书和三本故事书。mission1mission2mission3Mission 1studentplaneeyetigerice creameggmission1mission2mission3Mission 2orangeschoolbag notebookmonkeyice creamA:Whats this

6、?B:Its a/an _.A:Whats this?B:Its a /an _.orange schoolbag notebookmonkeyice creamschoolbag orange notebookmonkeyA: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?

7、B:Its a /an _.schoolbag notebookmonkeyice creamA:Whats this?B:Its a/an _.orange schoolbag notebookmonkeyice 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 bo

8、x,there is _eraser,_ pen and _ ruler.aaa2.There is _ Zoo near my school.Wow!There is _ tiger,_ lion and _ panda.Whats that?Its _ elephant.Look!Its _ bird.I like it.aaaanamission1mission2mission31.Identify things:-Whats this/that in English?-Its an orange.-Spell it,please.-O-R-A-N-G-E.a mapa rulera j

9、acketa keya 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”。英语中用来提问的英语中用来提问的特殊疑问词总是放在句子的开头特殊疑问词总是放在句子的开头，这点与汉语不同，同学们在学习时要特别这点与汉语不同，同学们在学习时要特别注意英语注意英语的词序的词序。如：。如：What is your name?你叫什么名字？2.its=it is，

10、意为“它是”。常见的缩写形式还有：Whats=what is thats=that isWhos=who is lets=let us注意：this和is之间没有缩写形式。完全形式与缩写形式Spell it,please1.这是一个这是一个用来考查别人拼写（读）能力用来考查别人拼写（读）能力的句式。的句式。用于别人提到的单词，自己不知如何拼写，让用于别人提到的单词，自己不知如何拼写，让对方指出这个单词由哪几个字母组成。如：对方指出这个单词由哪几个字母组成。如：Whats this?这是什么？Its an orange.它是一个橘子。Spell it,please.请拼写它。O-R-A-N-G-

11、E.2.please用在祈使句中用在祈使句中表示礼貌或客气表示礼貌或客气，可置于句，可置于句首，也可置于句末，置于句末时，前面要用逗首，也可置于句末，置于句末时，前面要用逗号，意为号，意为“请请”。如：。如：Sit down,please.=Please sit down.请坐Please stand up.请站起来。内容详解内容详解2.What color is it?它是什么颜色？它是什么颜色？本句中color为名词，意为“颜色”，也可写作colour.询问询问某物的颜色，某物的颜色，-What color is the key?这把钥匙是什么颜色的？-Its yellow.是黄色的。补充：补充：color可用作动词，意思是“给涂颜色、着色|，如：Color it white,please.请把它涂成白色。