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问题 单项选择题

溃疡病急性穿孔的诊断依据中，下列哪项是错误的

A.应有溃疡病病史 

B.75%可发现肝浊音界缩小或消失 

C.X线检查80%可见膈下有游离气体 

D.有腹肌紧张的表现 

E.数小时后，白细胞计数增加

答案

参考答案：A

改错题

On one summer night, Henry was sleeping in his room when suddenly he woke up and sensed that something unusual. He looked out of the window and finding a store nearby on the street was in fire. He immediately shouts at the top of his voice “Fire! Fire! Help!” He phoned 119 at once and then went out to put out fire. but it was very big a fire that he couldn’t put it out by himself. Lucky enough, a lot of neighbours came out and soon firefighters arrived. The fire was finally put out and when the firefighters praised Henry his quick action, he smiled, feeling very pleasing.
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单项选择题

关于因果图法，说法正确的是（）。

A、利用了“关键的少数和次要的多数”的原理

B、以结果为特性，以原因为要素

C、从产生问题的原因出发

D、首先找出产生问题的小原因
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