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【单选题】
女，3岁。自2岁开始反复肺部感染、咳脓痰，胸部高分辨CT诊断为支气管扩张。下列关于该病例的描述错误的是（）A.
可确诊为先天性支气管扩张
B.
小儿的支气管较成人细小，易患支气管扩张
C.
先天性支气管扩张非常少见
D.
先天性支气管扩张多因先天发育不良和畸形所致
E.
先天性支气管扩张常合并内脏异位、副鼻窦炎或其他畸形
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举一反三
【单选题】The nose is raised to a nominal 5°-20° nose up pitch _____ to increase lift from the wings and the airplane lifts off.
A.
attitude
B.
altitude
C.
latitude
D.
longgitude
【单选题】—Does he _______a small nose?—No, he doesn’t. He ______ a big nose.
A.
has; has
B.
have; has
C.
has; have
【简答题】The boy ______ a small nose. A .don’t have B. doesn’t have C. doesn’t has
【简答题】化简比并求比值 16∶40 ∶ 0.25∶ 0.4吨∶600千克
【单选题】The nose is raised to a nominal 5°–20° nose up _____ attitude to increase lift from the wings and the airplane lifts off.
A.
pitch
B.
ditching
C.
yaw
D.
patch
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