句型转换。

根据要求改写句子，每空一词，含缩略形式。

1. My favorite player is Liu Xiang. (对划线部分提问) 

________ ________ your favorite player?

2. I have a toothache.(对划线部分提问)

________ ________ with you?

3. They will leave for Beijing tomorrow.(改为一般疑问句)

_________ _________ leave for Beijing tomorrow?

4. Lucy is going to be a dancer. ( 改为否定句)) .

_________________________________________________

5. You'd better go to see your friend now.(改为否定句)

You ______ ________ ________ go to see your friend now.