Change the forms of the following sentences. 句型转换。
1. I buy some hot dogs and pop.（变为一般过去时）
2. Nine people are coming to the party.（对划线部分进行提问）
3. Lynn is coming.（同义句转换）
4. Danny isn't strong enough to throw the ball.（同义句转换）
5. I went to the department store with Danny.（对划线部分进行提问）
1. I bought some hot dogs and pop.
2. How many people are coming to the party?
3. Here Lynn comes.
4. Danny is too weak to throw the ball.
5. What did you do with Danny?