1.atmosphere n.大气层;气氛
I hope that I can work in a pleasant atmosphere(在一个愉快的氛围中工作).
2.gentle adj.温和的;文雅的
①The wind flew gently(gentle) when I stepped out of the dormitory.
②She was always gentle with the children in the kindergarten, never hitting nor scolding them.
3.harmful adj.有害的
Playing computer games will not only do harm to your physical health, but it is also harmful to your mental health.So there is no harm in advising you to give it up.(harm)