1. David does his homework every day.(否定句)
    David __________ __________ his homework every day.
2. They are old books.(改为单数形式)
    __________ __________ old book.
3. These pants are twenty-five dollars.(就划线部分提问)
    __________ __________ are these pants?
4. He wants to join the English club.(就划线部分提问)
    __________ __________ does he want to join?
5. Can Rick play the drums well?(做出否定回答)
    No, __________ __________.
6. He likes art and music because they are interesting.(就划线部分提问)
    __________ __________ he like art and music?
7. Can I help you?(同义句)
    __________ can I do __________ you?
8. We watch TV on Sunday evening.(一般疑问句)
    __________ you __________ TV on Sunday evening?
9. You can't play soccer in the street.(改为祈使句)
    __________ __________ soccer in the street．
10. My Chinese teacher is Mr. Wang.(就划线部分提问)
    __________ __________ your Chinese teacher?

1. The Green Family are staying in Qingdao for five years.(就划线部分提问)
    _________ _________ _________ the Green family staying in Qingdao?
2. The girl became a movie star when she was four years old.(就划线部分提问)
    _________ _________ the girl _________ a movie star?
3. Tom is 1.60 metres tall. John is 1.65 metres tall.(合为一句)
    John _________ _________ _________ Tom.
4. He began to write his first book when he was ten.(改为同义句)
    He started writing his first book ________ ________ _______ _______ ten.
5. It is about 300 kilometers from Haikou to Sanya. (就划线部分提问)
    _________ _________ is it from Haikou to Sanya?
6. My aunt bought me a new book yesterday.(改为一般疑问句)
     _________ your aunt _________ you a book yesterday?
7. They took the bus back to school.(改为同义句)
    They _________ to school _________ bus.
8. We need one teaspoon of milk shake.(对画线部分提问)
    How _________ _________ of milk shake do you need?
9. Does he watch TV every day?(用yesterday替换画线部分)
    _________ he _________ TV _________?
10. She is going to travel around the world.(改为同义句) 
     She is going to travel _________ _________ the world.

1. It's necessary to study hard in the school.(同义句)
    ______ ______ study hard in the school.
2. We should watch TV too much.(否定句)
    We ______ ______ TV too much.
3. They went to the park yesterday.(划线部分提问)
     ______ ______ they go to the park?
4. He knows how to look after pets.(一般疑问句)
    ______ he ______ how look after pets?
5. You should take your dog for a walk every day. (同义句) 
    ______ your ______ for a walk every day.