I'm sick.我生病了;

　　I am a bit under the weather today.我今天有点不舒服;

　　I don't feel well today.今天感觉不舒服;

　　I've got a runny nose.我在流鼻涕;

　　I've got a terrible headache.我头疼的要死;

　　I've got a sore throat.我嗓子疼