外研版七年级英语下册《Language in use》Lost and found PPT下载，共22页。
Language practice
Are these crayons yours?
Whose bag is this?
It’s mine. = It’s my bag.
名词性物主代词 = 形容词性物主代词 + 名词。
Language points
Complete the sentences with the correct form of the words from the box.
her hers his its mine my whose your yours
1. — Is this ______ sweater, Daming?
— Yes, it is.
2. — Are these gloves ______, Betty?
— Yes, they are.
3. — _______ watch is this?
— It’s Tony’s.
4. — This wallet isn’t _____. Is it yours?
— Yes, it is. Thank you.
5. — Tony is looking for his crayons.
— Are these _____?
6. — Is this bag Betty’s?
— No, it’s not ______. It’s Lingling’s.
Work in pairs
Student A: Think of three or four things you have lost or you can choose from the box. Describe them.
Student B: Think of five or six things you have in your lost and found office or you can choose from the box. Describe them.
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