Are you religious? 你信教?
Do you observe your religion closely? 你虔诚地奉行你的宗教信仰吗? I'm an atheist. 我是无神论者。
We deeply believe that a living God exists. 我们深信有一位活生生的神存在着。 He's very religious. 他是十分虔诚的信徒。
The end is near. 世界末日就快到了。 Listening to that preacher really helped me through some hard times. 听了那位传道所说的话,帮我度过许多难以捱过的时刻。