Thank you for your question. Many people feel nervous when there are strangers or many people. This is a normal reaction. Here are some ways to exercise yourself to be more confident and relaxed in interpersonal communication:

Practice self-relaxation: Before communicating with others, you can do some self-relaxation exercises, such as taking a deep breath and relaxing muscles, which can help you relieve tension and anxiety.

Practice introducing yourself: When you meet new people, you can introduce yourself, which will make it easier for others to get close to you and make you feel more confident and relaxed.

Take part in more social activities: Take part in more social activities, such as parties, social clubs and volunteer activities. In this way, you can reach more people and gradually adapt to communicate in a crowded environment.

Practice active communication with others: When communicating with others, you can try to ask questions or share your own opinions, which will help you express yourself more confidently and establish closer ties with others.

Learning listening skills: Learning listening skills, such as eye contact, repeated confirmation and encouraging response, can help you communicate with others more effectively and gradually relax your emotions during communication.

Remember, interpersonal communication is a process that needs constant learning and practice. Don't be too hard on yourself. Maintain a positive attitude and patience. I believe you will gradually improve your interpersonal skills.