外研版七年級英語上冊《I'm twelve》PPT免費下載，共29頁。
Let’s practice
How many girls are there?
Eleven./ There are eleven girls.
How many boys are there?
Twelve./ There are twelve boys.
How many desks are there?
Thirteen. /There are thirteen desks.
How many...are there?有多少……？（S13）
how many意為“多少”，提問可數(shù)名詞的數(shù)量，后接可數(shù)名詞的復(fù)數(shù)形式。
-How many students are there in your class?
你們班有多少學(xué)生？
-There are fifty students in our class.
我們班上有50名學(xué)生。
How old are you? 你多大了？（S12）
How old+ be+ 主語？是用來詢問年齡的常用句型。
答句：主語+be+數(shù)字+[+year(s) old].或者直接用數(shù)字來回答。
-How old is your sister? 你妹妹幾歲了？
-She is ten (years old). 她十歲。/十歲。
Homework
1.單詞（S12）抄三默1并背誦
2.完成本單元練習(xí)
3.基礎(chǔ)小卷剩下那面（Starter Module2）
4.背誦劃線句子
5.熟悉音標(biāo)并背誦
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關(guān)鍵詞：I'm twelve PPT課件免費下載，.PPTX格式；
