1. This is a pencil case. (变为一般疑问句)
________________________________
2. Is that her key? (否定回答)
________________________________
3. This is a pen in English. (对划线部分提问)
________________________________
4. It is a ring. (对划线部分提问)
________________________________

1.This is a pencil case. (变为一般疑问句)
________________________________
2.Is that her key? (否定回答)
________________________________
3. not, is, my, it, backpack (连词成句)
________________________________
4.This is a pen in English. (对画线部分提问)
________________________________
5.It is a ring. (对画线部分提问)
________________________________

1. This is a pencil case. (变为一般疑问句)
    ________________________________
2. Is that her key? (否定回答)
    ________________________________
3. not, is, my, it, backpack (连词成句)
    ________________________________
4. This is a pen in English. (对划线部分提问)
    ________________________________
5. It is a ring. (对划线部分提问)
    ________________________________

1. This is a pencil case. (变一般疑问句)
____________________________________________
2. Is that her key? (做否定回答)
____________________________________________
3. not, is, my, this, book  (连词成句)
____________________________________________

1. This is my cup. (改为一般疑问句) 
    _____ this _____  cup?
 2. — _____ _____ _____ _____ _____  ？（写出   问句）   
     一C—L一O一C—K。  
3. That's an English computer. (对画线部分提问)  
     _____ _____ that? 
4. Is that her key?（作否定回答）     
    No, _____ _____. 
5. It is my backpack（改为否定句）     
    It  _____  my backpack.