金葡菌合并脓胸时，下列哪种情况不适合做胸腔闭式引流（） A.患_爱下问搜题

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问题单项选择题 A1型题

金葡菌合并脓胸时，下列哪种情况不适合做胸腔闭式引流（）

A.患儿年龄低于6个月，中毒症状明显者

B.反复穿刺排脓不畅

C.张力性气胸

D.脓胸伴脓液黏稠

E.多房性包裹性胸腔积液

答案

参考答案：E

选择题

如图所示，当开关闭合后，发现小灯泡不亮，电流表无示数，用电压表测量发现U_ab="6V," U_bc=0， U_dc=0，其故障原因可能是：（）

A．开关接触不良，断路了

B．电流表断路了

C．小灯泡灯丝断了

D．小灯泡被短路了

填空题

选用所给词的适当形式填空，每个词只能用一次。

change disappear provide perfect
describe protection importance

1. If we _____ the wetlands to make space for farms and buildings, the birds won't have enough space to live in.
2. Zhalong is one of the world's most _____wetlands because it _____food and shelter for plants, fish and birds.
3. If we want to learn English better, remember "Practice makes _____."
4. Many rare animals in China are under state _____.
5. If people don't protect environment for wildlife, more animals _____.
6. Look at some pictures of different kinds of birds carefully, then _____ them.