Today I donate blood.This is my second time to danate my blood.I think that I donate one bag blood,maybe I can save one life.So I do that.
kun
說
good job!! 
great
Good for you. I think donating blood is not only have a chance to save someone's life but also have an opportunity to check your blood.
Alice, it was kind of you to donate blood! Actually, regular blood donating is good for our health!