1. was /the /her/ presentation /not to /it /for / of /unprofessional /prepare
→It was unprofessional of her not to prepare for the presentation.
2. is/ to solve/ traffic problems/its/ a skytrain/ it/the city/ to build/for/in order/necessary /system
→ In order to solve traffic problems, the city is necessary to build a skytrain system for its