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高频词汇fever 发烧　　cold 感冒　　headache 头痛　　toothache 牙痛　　dizzy 头昏　　stomachache n.胃痛　　twisted ankle 脚扭了　　stuffy nose 鼻子塞　　heart attack 心脏病　　malnutrition n.营养不良　　sore throat 喉咙痛　　smallpox n.天花　　allergy n.过敏症　　anemia n.贫血　　sore back 背痛　　toothache 牙痛　　cavity n.龋齿　　procaine n.[药]普鲁卡因(一种局部麻醉药).　　swelling n.肿胀;膨胀;增大;涨水　常用句子Depression can affect the entire body, not just the mind.　　抑郁影响到的是整个身体—不单单是心理。　　One symptom is bloating; the other is expansion of the abdomen area.　　一种症状就是肿胀，另一种是在腹部产生膨胀。　　They beat the poor boy black and blue.　　他们把那可怜的男孩打得遍体鳞伤。　　She was too feeble to leave her room.　　她太疲惫了以致走不出房间。　　I was pouring with sweat, and my head was spinning.　　我全身冒着汗，头开始晕眩。　　Increasing number of people are sensitive to cow"s milk.　　越来越多的人对牛奶很敏感。　　Drinking coffee can substantially reduce the risk of developing diabetes,scientists have discovered.　　科学家发现，喝咖啡在相当程度上能减少得糖尿病的危险。　情景对话A: What"s the matter of you?　　B: I got a toothache, and it is very painful now.　　A: How long has it lasted?　　B: It started bothering me yesterday afternoon.　　A: I think you"d better take an X-ray.　　B: Ok, maybe it is the problem of tooth decay. Can you see anything?　　A: There is a cavity.　　B: What are you going to do with it?　　A: I think we should remove the tooth.　　B: It"s up to you to decide what to do.　　A: I will give you an injection of procaine.　　B: Yes, I would appreciate it very much, because I am afraid of pain.　　A: Relax, and you will feel a sense of swelling on the lips and the tongue.　　But don"t worry, ok?　　B: Thank you very much, doctor!　　A: You are welcome.　　A:你怎么了?　　B:我牙疼，现在很疼。　　A:持续多久了?　　B:昨天下午开始的。　　A:我想你比较好拍一下X光。　　B:好吧，可能是蛀牙的问题，片子上你能看到什么吗?　　A:有一个洞。　　B:那你打算怎么办?　　A:我想我们需要拔牙。　　B:医生你决定该怎么办吧。　　A:我会给你注射麻醉药。　　B:对对，我很怕疼.谢谢.　　A:放松，一会儿你的嘴唇和舌头会有肿胀感，但是不要担心，好吗?