下列能致肺泡呼吸音减弱或消失的是（） A.缺氧 B.肺不张 C.发_爱下问搜题

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问题单项选择题

下列能致肺泡呼吸音减弱或消失的是（）

A.缺氧

B.肺不张

C.发热

D.贫血

E.酸中毒

答案

参考答案：B

填空题

Fill in the blanks with the given words. 用所给单词填空。

old birthday address rides is

1. His              is 888 Pizza Road.
2. His             is March tenth.
3. He               happy.
4. Danny is 18 years                .
5. He                his bike to school every day.

填空题

生产中炭化室严重负压，容易破坏焦炉调温工作中的（），造成调节困难。