皮皮学，免费搜题
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搜题
【单选题】
继发性再障的病因主要有以下几种,除外:A.
药物和某些化学物质的影响
B.
病毒等感染
C.
电离辐射等物理因素的影响
D.
脾功能亢进
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皮皮学刷刷变学霸
举一反三
【单选题】When the obstruction of the air stream is created between the tip of the tongue and the upper teeth, the sounds thus produced are ________.
A.
labiodental
B.
dental
C.
alveolar
D.
palatal
【单选题】Economic benefit was only available to the rich people and the upper class in the process of industrialization.
A.
Y
B.
N
C.
NG
【判断题】The location of mesentery is between the intestine and the upper wall of the abdominal cavity.
A.
正确
B.
错误
【单选题】_____ and the upper wing skin make the vent channels.
A.
Access panel
B.
Stringers
C.
Mast
【判断题】During the Han Dynasty, the popularity of Cuju spread from the royal courts and the upper classes to the army.
A.
正确
B.
错误
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