I have a question on the grade you awarded me. I have a question on metaphysics. I'm having real trouble figuring out why on doesn't work in your example sentence.

Understanding the Context

D (related) has a wider meaning: it indicates questions that have something to do with the course. In particular, related includes questions about the subject matter of the course. Asking a question: DO or ARE? - English Language Learners Stack Exchange The word "on" fits better meaning "on the subject of question 1".

Key Insights

The word "in" fits better meaning "occurring in question 1", or in its answer, if that is what is meant. The comments would be understood with either "on" or "in", though. Since you've invited rewording, these might work: For question 1, you repeated the example as a sentence. prepositions - on question 1 or in question 1 - English Language ... Conversation Questions Food & Eating A Part of Conversation Questions for the ESL Classroom.

Final Thoughts

Related: Restaurants, Fruits and Vegetables, Vegetarian, Diets, Tipping About how many different color foods did you eat for dinner last night? Do you think about color when you are preparing a meal? Are there any foods that you wouldn't eat as a child that you eat now? Are you a good cook? Are you a ... When do I use is or does when I ask a question?

For example, Is your item still for sale? Does your item still for sale? I am not sure which one to use. Conversation Questions Travel A Part of Conversation Questions for the ESL Classroom.