Write in the missing preposition. She39;s in charge ____ sales. Would

Write in the missing preposition. She39;s in charge ____ sales. Would you be interested ___ working for us? ave ten employees ______ me in my department. They report ____ me. I39;d like to start ____ telling you about the company. This brings me ____ my next point. I39;m responsible ____ maintenance. We were______ schedule but we39;ve managed to catch up. The project came ______ under budget. This protest could result ___ bad publicity. The strike was caused _____ a sacked worker. ___ order to survive, we have to compete.