如何用英文表达“担心”？

Don't worry. Just let it be. 别担心，顺其自然。 What's on your mind? What are you worried about? 你担心什么？ There is no need to worry. 没必要担心。 I have no concern about the exam. 我不担心考试。 A: I'm very worried, Dr. Green. I was afraid I was very ill and dying. 格林医生，我很担心，我担心我病的很严重，而且快要死了。 B: Why do you think so? 为什么你会这么认为？ A: Because I am powerless almost every day. Even when I get up in the morning, I have no strength to get up and dress. Besides, I have a bad appetite and I find it is very difficult for me to do any work. 因为我几乎每天都很无力，甚至在我早上起床的时候，我没有力气起床，没有力气穿衣服。另外我胃口不好，工作也很吃力。 B: How's your sleep? 你的睡眠情况怎么样？ A: Very bad. 很不好。 B: Are you always worried about something? 你是不是总担心什么事情啊？ A: Yes. I've been worried about my job lately. B...