If you have several similar questions, you can create just one question and copy it to make the rest.
There are two ways to do so:
1. Find the question in tree-form panel, click on it and click on [Copy] button on the top of the panel. Then click on [Paste] button, the duplicate question will appear after currently selected question.
2. Put your mouse on the question and click on [Copy] and [Paste] button floating on the top right corner of this question.