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【单选题】
患儿,男,2岁。发育迟缓,平日口唇,甲床青紫,活动、哭闹时加重,喜蹲踞该患儿为A.
房间隔缺损
B.
室间隔缺损
C.
动脉导管未闭
D.
法洛四联症
E.
肺动脉狭窄
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举一反三
【单选题】The sentence “ He could not sleep for noise without and fever within ” in paragraph 4 means “ HE could not sleep because . ”
A.
it was noisy outside and he had a fever
B.
it was quiet inside the hotel and he had a fever
C.
the hotel was so noisy that he became very excited
【简答题】佝偻病主要与哪组物质缺乏有关（） |坏血病主要与哪种物质缺乏有关（）A. 铁B. 维生素AC. 锌D. 钙+维生素DE. 维生素C
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