搜题请搜索小程序“爱下问搜题”
问题
单项选择题 A型题
肋膈沟常见于（）
A.正常儿童
B.佝偻病患儿
C.先天性异常
D.肺气肿
E.肺不张
答案
参考答案：
B
补全对话，情景问答
句子配对。
( )1. Which city are you from?
( )2. Where are you from?
( )3. Do you speak French?
( )4. Can you speak Japanese?
( )5. Where's your brother?
A. No, I can speak a little Chinese.
B. He's in New York.
C. I'm from Shanghai.
D. Yes, I do.
E. We're from the USA.
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判断题
真空断路器易产生操作过电压，应采取有效的措施，如避雷器与断路器串联安装。
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