A: Those people in front of us are making so much noise. It's so inconsiderate!
我们前面的人太吵了。（make so much noise 制造噪音）太不顾忌他人了。（inconsiderate不体贴，不顾别人）
B: Don't worry about it; it’s not such a big deal.
别担心，这没什么大不了的。（not a big deal或者no big deal均表示 没什么大不了的）
A: Oh... I can't hear a thing! Excuse me, can you keep it down?
哦哦，我啥都听不到。劳驾，能小声点吗？
C: Sure, sorry about that!
可以，很抱歉！
A: Someone's phone is ringing!
有人的电话响了。
B: Honey, I think it's your phone. Did you forget to switch it off?
亲爱的，我觉得是你的电话响了，你忘关机了吧。（switch off 关掉，切断 switch off the light关灯）
A: Oh, no! You're right. That's so embarrassing!
哦，不！你说得没错，这太令人尴尬了。
C: Do you mind keeping it down? I'm trying to watch a movie here!
可以把小声点吗？我在看电影呢！