Reorder the following sentences in the correct order.
1- It is mainly formal, impersonal and objective .
2- In most of these the writer is expected to include references to other writing or research.
3- Academic writing is a particular kind of writing, that can be recognised by its style .
4- These includes essays, reseach reports and articles , case studies , surveys, dissertations , thesis , and examination papers .
5- Other distinctive features will depend upon the specific types of academic writing .