Use an empty line to separate each question. In multi choice the first line is the question and the next lines are the answer alternatives. The correct alternatives are prefixed with an asterisk(*), tips and feedback can also be added: *alternative:tip:feedback if chosen:feedback if not chosen. Example:
Create blocks of question and answers, where each block is separated by an empty line. In each block the first line is the question, the other lines contains the answers. The first answer is the correct one