皮皮学，免费搜题
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搜题
【单选题】
A 20-year-old, previously healthy man is jogging one morning when he trips and falls to the ground. He suddenly becomes markedly short of breath. On examination in the emergency room there are no breath sounds audible over the right side of the chest. A chest radiograph shows shift of the mediastinum from right to left. A chest tube is inserted on the right side, and air rushes out. Which of the following underlying diseases is most likely to have produced this complication?A.
Asthma
B.
Bronchiectasis
C.
Centriacinar emphysema
D.
Chronic bronchitis
E.
Distal acinar emphysema
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知识点：
皮皮学刷刷变学霸
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【简答题】山梨糖醇为白色吸湿性粉末或晶状粉末、片状颗粒,易溶于水,其甜度约为蔗糖的(),热值与蔗糖相近。
【单选题】关于软件缺陷的状态变化。下面说法正确的是()
A.
缺陷的起始状态是New，也就是缺陷被确认
B.
缺陷被开发人员修复后会直接到Close状态
C.
缺陷发现后就必须修复
D.
缺陷的主要状态分支是New->Opened->Fixed->Closed
【多选题】以下哪些操作可以设置页眉、页脚
A.
在“插入”选项卡中选择页眉或页脚
B.
用鼠标左键双击word页面上下页边距部分进入页眉或页脚
C.
在“插入”选项卡中选择文本框
D.
以上都可以