which one is correct?

(i) have you completed the HRM subject? or 'have you completed the preparation of the HRM subject?'
(ii) Did you complete the HRM subject ? (or ) did you complete the preparation of the HRM subject?
(iii) are you done with the HRM subject?
(iv) have you done with the HRM subject?

If these are supposed to be sentences then they should begin with a capital letter.

Otherwise, they are all possible, perhaps with the exception of (iv), provided that "the HRM subject" is correct, which I have some doubts about. What is "the HRM subject", and what does it mean to complete it, prepare it, or be done with it?

GPYIf these are supposed to be sentences then they should begin with a capital letter.Otherwise, they are all possible, perhaps with the exception of (iv), provided that "the HRM subject" is correct, which I have some doubts about. What is "the HRM subject", and what does it mean to complete it, prepare it, or be done with it?

It's the name of subject in Busin

Probably "the HRM subject" is wrong in all of them. There is little point worrying about anything else until that is fixed, or at least I understand what you are trying to say.

For example, when you say "completed the HRM subject", what exactly do you mean? Are you talking about completing a training course in HRM?

example. in a sense that, did you complete the preparation of Mathematics or have you completed Mathematics. it means that bob is asking from patrick that have you finished one of the subjects (mathematics) preparation

bob00(i) have you completed the HRM subject? or 'have you completed the preparation of the HRM subject?'(ii) Did you complete the HRM subject ? (or ) did you complete the preparation of the HRM subject?(iii) are you done with the HRM subject?(iv) have you done with the HRM subject?

Please use correct punctuation when you post here. Sentences begin with capita

which one is correct and more formal and respectful way to say?
(i) The following topics are very important: what is marketing, Describe business communication . one of these topics may come in test.
(ii)The following topics are very important: what is marketing, Describe business communication .. one of those topics may come in test.
(iii)The following topics are very important: wha

which one is correct and more formal and respectful way to say?
(i) The following topics are very important: what is marketing, Describe business communication . one of these topics may come in test.
(ii)The following topics are very important: what is marketing, Describe business communication .. one of those topics may come in test.
(iii)The following topics are very important: what

Marketing and business communication are very important topics. One of these will probably / may come up in the test.
A question like "What is marketing?" or "Describe business communication" will probably / may come up in the test.

"the test" implies that you are talking about a specific, known test. I assume that is what you mean.

"will probably" is slightly s

The following topics are very important: What is marketing? Describe business communications. One of these topics may be on the test.