Should he sit with his colleagues at work when they are drinking alcohol?

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Check below answers in case you are looking for other related questions:
Deducting from an employees wages because of his mistakes
Giving lessons outside of school in something other than his speciality

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Related Answers:
He got his university certificate through an intermediary and got a job with it. What should he do?
Ruling on changing one's date of birth in order to continue working
Should he take what he entitled to without the one who wronged him knowing?
Deducting from an employees wages because of his mistakes
Giving lessons outside of school in something other than his speciality

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