Asking About Homework During Office Hours: what to say in English

Hi, Professor. I was wondering if you could help me with question 3 on the assignment. I'm a bit stuck.

Ask for help with a specific question.

I've been going over my notes, but I still don't get how this formula works. Could you walk me through it?

Request explanation of a confusing formula.

I'm confused about the reading from last week. Could you explain the main argument again?

Seek clarification on a reading's main point.

I got a C on the midterm and I'm not sure where I went wrong. Could you go over my paper with me?

Ask for feedback on a graded paper.

Is there any extra credit I can do to bring my grade up? I'm willing to put in the work.

Inquire about opportunities for extra credit.

I've been really swamped this week. Would it be possible to get a two-day extension on the essay?

Request a deadline extension due to workload.

I had a family emergency and couldn't submit on time. I'm really sorry about that.

Explain late submission due to an emergency.

I totally understand if you can't, but I wanted to ask just in case. Thanks for your time.

Express understanding if request is denied.