Rewrite the sentences. 按要求完成句子.

1. I like to play basketball. (对划线部分提问)

            do you like ____        ?

2. Kim likes to play ping-pong. (改为否定句)

    Kim               to play ping-pong.

3. like to fly a kite. (改为一般疑问句)

                  like to fly a kite?

销售合同的协议内容包括：购买产品条款、（）、服务条款、违约条款。