Is he cheating ??

Olivia

So me and my boyfriend been together for about 9 months , and I recently started letting him drop me off at work and use my car but after he drops me off at work he disappears for a couple hours after he drops me off and when he finally starts texting me he's accusing me of cheating with ANY AND EVERYBODY I WORK WITH . Does this mean he is cheating ?? I've never cheated on him or even have him a reason to think I'm cheating .