By default Question2Answer will display latest question on the home page. If you want to display with content and comment it is required some custom development.
If you are familiar with PHP and MySQL than you can use Q2A Market script https://github.com/q2amarket/q2a-pull
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.