Answer:
- off
- at
- of
- on/for
- about
- on
- around/during
I hope this helps!
Feel free to comment if you have a question or problem with my answer!
Written sentence has a formal style and tone.
Some people might say it is even good to mention incomplete projects, It's even better to have something already done. I would say that it would be fine to mention it, might even help.