问题
多项选择题
关于喉的解剖，下述哪些正确（）。
A.声门是成人喉腔最狭窄的部位
B.声门下腔粘膜下组织疏松，易发生水肿
C.直喉镜片比弯喉镜片容易诱发喉痉挛
D.喉返神经损伤时出现声音嘶哑
E.小儿喉部最狭窄的部位在环状软骨水平
答案
参考答案：A, B, C, D, E
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关于喉的解剖，下述哪些正确（）。
A.声门是成人喉腔最狭窄的部位
B.声门下腔粘膜下组织疏松，易发生水肿
C.直喉镜片比弯喉镜片容易诱发喉痉挛
D.喉返神经损伤时出现声音嘶哑
E.小儿喉部最狭窄的部位在环状软骨水平
参考答案：A, B, C, D, E
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| Do you know what the White House is? Perhaps some of you 1____________, while (而) some don't. The White House is the 2__________ where the President (总统) of the U. S. A. lives. It is 3__________ Washington D. C. It is really 4____________. But do you know 5____________ the White House is white? The story 6____________ back to 1812. That year Britain was at war with 7____________. The British soldiers (士兵) captured (占领) Washington, 8____________ some buildings including the President's house were set on 9____________. In 1814, 10____________ hide the marks (痕迹) of the fire, the brown stone walls of the President's house were painted white and it has been called the " White House " since then (从那时起).
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