I have food poisoning. 我食物中毒了
I have high/low blood pressure. 我血压高/低
She passed out. 她昏过去了 pass out v.晕倒，失去知觉
I feel sick. 我觉得难受
I don't feel well./ I feel bad. / I feel sluggish. /I feel tired. 我浑身没劲 sluggish/ˈslʌɡɪʃ/ adj.迟缓的；懒洋洋的
I don't have any appetite. 我没有一点儿食欲 appetite /ˈæpɪtaɪt/ n.食欲；胃口 I have a bad cold. 我得了重感冒 I have a bit of a fever. 我有点儿发烧
各种不同疼痛的表达 ：
I have a dull pain. 隐隐作痛
dull /dʌl/ adj.（疼痛）隐隐约约的
I have a sharp pain. 钻心地疼
sharp adj.剧烈的，猛烈的
I have a throbbing pain. 一跳一跳地疼
throb /θrɒb/ v.（有规律地）抽动，抽痛
I have a piercing pain. 我感到刺骨的疼痛。
piercing /'pɪəsɪŋ/ adj.锐利的，尖锐的
I have a stabbing pain. 像针扎似地疼
stabbing /ˈstæbɪŋ/ adj.突然而剧烈的
