某一封闭式办公大楼，终日采用集中式空调系统，近日工作人员诉说呼吸道干燥、鼻塞、头痛、注意力不集中、易疲劳等，但下班后返回家中，上述症状自行消失。此病症最可能是（）
A.与建筑物有关的疾病（BRI）
B.不良建筑综合征（SBS）
C.电脑综合征
D.CO2中毒
E.流行性感冒
参考答案：B
解析：不良建筑综合征（SBS）是指某些建筑物内由于空气污染、空气交换率很低，以致在该建筑物内活动的人群产生了一系列自觉症状，而离开了该建筑物后，症状即可消退。主要症状表现为：眼、鼻、咽、喉部位有刺激感，头痛，易疲劳，呼吸困难，皮肤刺激，嗜睡，哮喘等非特异症状。而BRI专指特异性因素已经得到鉴定，具有一致的临床表现。这些特异的因素包括过敏原、感染源、特异的空气污染物和特定的环境条件。
任务型阅读（共10题；每题1分，满分10分） There are some very good things about open education. This way of teaching allows the students to develop their own interests in many subjects. Open education allows students to be responsible for their own education. Some students do badly in traditional classrooms. The open classroom may allow them to enjoy learning. Some students will be happier in an open education school. They will not have to worry about grades or rules. But many students will not do well in an open classroom. For some students, there are too few rules. These students will do little in school. They will not make good use of open education. Because open education is so different from traditional education, these students may have a problem of getting used to making so many choices. For many students it is important to have some rules in the classroom. They worry about the rules even when there are no rules. Even a few rules will help this kind of students. The last point about open education is that some traditional teachers do not like it. Many teachers do not believe in open education. Teachers who want to have an open classroom may have many problems at their school. You now know what open education is. Some of its good points and bad points have been explained. You may have your own opinion about open education. The writer thinks that open education is a good idea, but only in theory. In actual fact, it may not work very well in a real class or school. The writer believes that most students, but of course not all students, want some structure in their classes. They want and need to have some rules. In some cases, they must be made to study some subjects. Many students are pleased to find subjects they have to study interesting. They would not study those subjects if they did not have to. Title: Open 1._____________
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