问题
单项选择题
女性，28岁，哮喘急性发作2天，患者及家属十分紧张，但根据动脉血气分析结果医生认为病情尚不严重，血气分析除低氧血症外，可能是以下哪种情况？（）
A.PacO2升高，pH正常
B.PaCO2降低，pH轻度偏碱
C.PaCO2升高，pH明显降低
D.PaCO2正常，pH在正常范围
E.以上都不是
答案
参考答案：B
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女性，28岁，哮喘急性发作2天，患者及家属十分紧张，但根据动脉血气分析结果医生认为病情尚不严重，血气分析除低氧血症外，可能是以下哪种情况？（）
A.PacO2升高，pH正常
B.PaCO2降低，pH轻度偏碱
C.PaCO2升高，pH明显降低
D.PaCO2正常，pH在正常范围
E.以上都不是
参考答案：B
| 阅读理解。 |
| Different people have different color of skin (皮肤). Some have black skin. Some have yellow skin, and some have white skin. There's woman in America. Her skin is orange. It's the color of orange juice. Why does she become (变得) orange? She eats too many tomatoes, carrots and squashes (南瓜). She eats many orange things, That's why she becomes orange. The woman doesn't want to be orange. She goes to the doctor (医生). The doctor says,"Don't eat any orange things again! Eat some green things." The woman does so (这样做了), and she isn't orange now. |
| 1. The woman has ______. |
[ ] |
| A. an orange coat B. orange skin C. an orange dress D. yellow skin |
| 2. The woman's skin is orange because ______. |
[ ] |
| A. she drinks too much orange B. she likes to eat orange C. she likes this colour D. she eats too many orange things |
| 3. The woman goes to see doctor because ______. |
[ ] |
| A. she likes the orange skin very much B. she doesn't want to eat any green things C. she wants her skin to be green D. she doesn't like her orange skin. |
| 4. What are tomatoes, carrots and squashes? Can you guess? ______. |
[ ] |
| A. They are something to eat B. They are something to drink C. They are meat D. They are Americans |
| 5. The doctor asks the woman to ______. |
[ ] |
| A. eat many orange things B. eat some green food C. drink much orange juice D. eat orange everyday |