患者女性，50岁，反复咳嗽、咳痰3年，气短1年，加重1周来诊，多于着凉后出现咳嗽咳白痰，有时为脓痰，无咯血及夜间阵发性呼吸困难，既往10年前确诊为慢性鼻窦炎，查体：神志清，胸廓略呈桶状，两下肺可闻及细湿啰音，双下肢不肿，杵状指。
关于该病下列描述正确的是（）
A.以呼吸性细支气管为主要病变区域的一种独立的小气道疾病
B.临床以慢性鼻窦炎和慢性支气管炎为主要特征
C.以慢性咳嗽、咳痰、活动后气短为主要临床表现
D.发病与吸入刺激性气体和吸烟有密切关系
E.多数预后不良
F.常发生反复肺部感染，并可诱发呼吸衰竭
G.有人种和地域差异，欧美地区多见
H.典型病理学特征为呼吸性细支气管管壁增厚伴淋巴细胞的浸润
I.HLA-B54阳性无助于本病的诊断
J.本病最早由欧美学者报道
K.接近半数患者合并有慢性鼻窦炎
参考答案：A, B, C, F, H
My daughter and I went out for some shopping．While I was waiting to ，my daughter asked if she could wait for me at the door． Minutes later she returned to ask if she could give the she had just bought to a man in the street, so there she went and her sweets away．Another 2 minutes later, she again to ask me for something else she could give to the man．I told her that I only had some biscuits for dessert，so she took them to the man and came back with a huge on her face． When we got out of the shop I that the “man”was an old man in his 80's．It tooked like he was going to the night there. We made eye contact(接触)and he thanked us a lot． On the way to the parking lot my daughter wanted to buy a drink for the old man, but I had no ．So I went to the cash machine，took some cash and my daughter gave it to the old man，so he could buy a drink．My daughter was over when she came back from the old man． It was probably my daughter's first random act of ，and that was amazing．
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