I am sorry to hear that you having trouble in your abroad life.Maybe you should know how to fit in the life in there to much more.
As far as I am concerned,abroad life is different from yore native country.I suggest that you realize the native culture.Secondly,communication is important,so you could talking with others when you got in troubles.Besides,practicing the native language,it helps you to convenient in communicating.Finally,adjusting you to your thinking so as to adapt the environment