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有一患者胃痛多年,X线钡透视发现幽门区有一约1.5cm的圆形缺损,临床诊断为慢性胃溃疡,手术后,病理组织学的改变应是
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Please fill in the blanks according to hints given in brackets.Also, they put things inside that they don’t want anymore, objects that can (1.带来伤心或痛苦回忆）. These things will burn with the old year, meaning that they want to forgetall the bad things that happened during the past year. They （2.给人穿上旧衣服）from each member of the family. Then, on （3.新年前夕）at midnight, they（4.点燃傀儡）. This symbolizes burning the past and getting ready to start a happy New Year without （5.过去的不愉快）.
Please fill in the blanks according to hints given in brackets.Many of these New Year’s customs are intended to bring good luck during the new year ahead. For example, several days before the New Year’s Day, Chinese people will begin to decorate the streets by （1.挂许多红灯笼和中国结）. Families will （2. 大扫除）to their houses.All sorts of delicious foods will be prepared on the Eve for （3.）全家团聚to （4.迎接）the coming new year.
以下哪个选项不属于旅游业的三大支柱？
旅游住宿业，是指为（）提供住宿，餐饮及多种综合服务的行业。
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