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【单选题】
慢性阻塞性肺气肿时可出现下列哪种异常?A.
气管偏向患侧
B.
一侧胸廓饱满
C.
桶状胸
D.
气管偏向侧
E.
吸气期明显延长
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【单选题】What does the author think teachers do what they should not do?
A.
They give children correct answers.
B.
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C.
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D.
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A.
contrary
B.
consistent
C.
confident
D.
considerate
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A.
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B.
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C.
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D.
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