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【单选题】
患儿, 2岁, 进食后 反复阵发性咳嗽、发热 6天 ,胸片见右 侧全 肺 不 张,最可能的诊断:A.
支气管炎
B.
支气管异物
C.
肺炎
D.
胸膜炎
E.
肺脓肿
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【简答题】电子商务流程 (Electronic Business Process)
【简答题】electronic business
【单选题】With the help of high technology in the past few years, electronic business ______ to bank industry and travel industry.
A.
applied
B.
have applied
C.
had been applied
D.
has been applied
【单选题】With the help of high technology, in the past few years, electronic business __________ to bank industry, travel industry.
A.
applied
B.
have applied
C.
had been applied
D.
has been applied
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