外研版七年級英語上冊《I'm twelve》PPT免費課件，共20頁。
New words
eleven sixteen
twelve seventeen
thirteen eighteen
thirteen nineteen
fourteen twenty
fifteen
Langage point
“How old are you?”用于詢問對方的年齡，回答用“I am / I’m+數詞+years old.”結構，其中years old可省略。
知識探究 how many… are there?用法
How many … are there?有多少……？
這是詢問人或物的數量的句子，結構為______________________________。其答語為________________________________。
如：—How many students are there?
—There are twenty students./Twenty.
Practice
Ask and answer.
-How many pens are there?
-Seventeen./There are seventeen pens.
-How many cars are there?
-Eighteen. /There are eighteen cars.
Homework
1、Must do:
Remember the words and phrases.
2、Choose to do:
Use the key sentences to make more dialogues.
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關鍵詞：I'm twelve PPT課件免費下載，.PPTX格式；
