Yes.
Put together some videos of alpha/beta weapon sounds and compared them to Counter-Strike: Source and two versions of Counter-Strike: Global Offensive. Sadly, most of them seems to be reused, but hey, why waste resources?
Source:
[ Ссылка ]
Credits:
counterstrike.wikia.com - Images
Valve - Sounds
![](https://i.ytimg.com/vi/DJIVm6eHF1o/maxresdefault.jpg)