W: Jackson, why you wanted to meet me in the morning?
M: Professor, I have some questions about we've learned today.
W: The English grammar?
M: You're right. I wanted to ask you if have some time to explain the English grammar part?
W: I am sorry. I was busy. So, what's that?
M: Here you go.
W: Hmm.....................I suppose they are hard questions. I need check my reference book.
M: Thank you for being nice to me. When should I come to your office again?
W: Well, I promise I'll tell you the day after tomorrow.
M: I see.