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1. This is a watch. (變?yōu)閺?fù)數(shù)形式)
   __________ are some __________.
2. Can Cindy sing this song in Chinese?(作肯定回答)
   __________, __________ can.
3. This sweater is $28. (對劃線部分提問)
    _________ __________ is this sweater?
4. He does his homework in the evening. (改為否定句)
    He __________ __________ his homework in the evening.
5. Tile biology class isn't boring. (改為同一句)
    The biology class __________ __________.

1. This is my friend. （變?yōu)閺?fù)數(shù)句）    
________________________  
2. Is that your baseball? （變?yōu)閺?fù)數(shù)句）   
________________________  
3. These computer are new. （變?yōu)閱螖?shù)句）    
________________________  
4. Are those dictionaries here? （變?yōu)閱螖?shù)句）    
________________________  
5. It’s my backpack. （變?yōu)閺?fù)數(shù)句）    
________________________  
6. These are his grandparents.（變?yōu)橐话阋蓡柧洌?nbsp;   
________________________  
7. Those are photos. （就畫線部分提問）    
________________________  
8. Are these school things? （作否定回答）    
________________________  
9. The woman teacher is at school. （變?yōu)閺?fù)數(shù)句）    
________________________  
10. This is a girl student.（變?yōu)閺?fù)數(shù)句）    
________________________

1. Look, this is a____(watch).
2. Where are your____  (book)?
3. -What are these?
    -They're    (dictionary).
4.I have three____(eraser).
5. Two _________   (girl)are not here today.