How to tell the leader the best way to ask for leave with a cold?

In this case, just express the need for leave directly.

Asking for leave for a cold can be simply expressed as: "Hello, I have a cold and I am not feeling well. I need to take a few days off. In the meantime, I won't be able to take part in this work. Thank you for your understanding and support. I will recover and return to work as soon as possible. " Vacation itself is the legitimate rights and interests of employees, which is used to protect personal health and rest. It is very important to take time out to take care of your health.

When expressing your request for leave, just be sincere and direct. There is no need to worry too much about how to please or please others. It is important to ensure a balance between your health and work.