Mary,s parents drink tea after dinner.改为否定句、一般疑问句、就划线部分提问

问题描述:

Mary,s parents drink tea after dinner.改为否定句、一般疑问句、就划线部分提问

Mary‘s parents drink tea after dinner.
否定句
Mary‘s parents don't drink tea after dinner.
一般疑问句
Do Mary‘s parents drink tea after dinner?
就划线部分提问
划线部分在哪?