1. Where is your pen pal from? (同义句)
    Where _______ your pen pal _______ from?
2. Bill's mother is cleaning the room. (就划线部分提问) 
    _______ Bill's mother _______?
3. There is some meat in the basket. (改为一般疑问句)
    _______ there _______ meat in the basket?
4. I like pandas because they are smart.(对划线部分提问) 
    _______ do you _______ pandas?
5. The boys often wash their hands before meals. (改为单数)
    The _______ often _______ his hands before meals.