1. It's my backpack.（改为一般疑问句）    
     _____ _____ your backpack?
2. It's a black cat.（改为否定句） 
    It _____ _____   a black cat.    
3.Is this a dictionary?（作否定回答） 
   _____, it  _____  . 
4. This is a white ball.（改为同义句）
    This ball _____ _____  ．
5. It's a blue ruler.（对画线部分提问）
    _____  _____?

1. The boy is my friend?(改成一般疑问句)
    _____ _____ _____ your friend?
2. It's Lucy's dictionary. (改为否定句)
    It _____ _____ Lucy's dictionary.
3. These are their sisters.(改为单数句)
    _____ _____ her _____.
4. Those are my books.(对划线部分提问)
    _____ _____ those?
5. The girl is Anna.(同义句)
    The _____ _____ _____ Anna.

1. The boy is my friend? (改成一般疑问句)
   ________ your friend?
2. It's Lucy's dictionary. (改为否定句)
    It ________ Lucy's dictionary.
3. These are their sisters.(改为单数句)
    ________ her ________ .
4. Those are my books.(对划线部分提问)
    ________ those?
5. The girl is Anna.(同义句)
    The________Anna.

1. This is an ID card. (画线部分提问)  
_______ ________?
2. Is this his backpack?  (肯定和否定回答)
_______, ________ _______/  ________, _________ _________
3. It's Lucy's dictionary. (改为否定句)
It _______ _______Lucy's dictionary.
4. Is that her nice watch? (改为肯定句)
  _______ _______ her nice watch.
5. He is my friend. (一般疑问句)
_______ _______ your friend?
6.That boy's name is Jeff.(对划线部分提问)
_______ that boy's name?
7.Those are my books.(对划线部分提问)
  _______ _______ those?
8.Is he your friend?(肯定回答)
  _______, ________ ________