What's wrong? 怎么了?
You seem upset. 你好像很不安。
What's up? 出什么事了?
I'm very worried about the bugs. 我对那些差错非常担心。
Don't worry! 别担心。
I'm sure she's all right. 我相信她一定没事。
Don't worry. I can handle it. 别担心,我能处理。 qpeanP3KzbstCpqoi2zpPmScnwQXgqxYxfx3Ml+b8ltAjV+jdDo15oJ8wzQmU3dq