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【判断题】
在旅游业构成中，被称为旅游业三大支柱的是：旅行社、旅游住宿业、交通运输业。( )A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】Tên em là gì ____ ?
【简答题】请翻译:Em tên là gì?
【单选题】听力原文： In an apparent attempt to force direct dialogue with the United States, North Korea threatened on Tuesday to abandon the armistice that ended the Korean War five decades ago, accusing Washington...
A.
intended to have direct negotiations with the U. S.
B.
prepared for the American preemptive attack
C.
wanted to take a decisive step for many years
D.
thought it possible the armistice would bind them
【单选题】The direct force which drives gas in and out of lungs is ( )
A.
the difference between intrapulmonary pressure and atmospheric pressure
B.
the difference between intrapulmonary pressure and intrapleural pressure
C.
the difference between intrapleural pressure and atmospheric pressure
D.
the difference between lung elastic recoil pressure and intrapulmonary pressure
E.
the difference between thoracic elastic return pressure and intrapleural pressure
【单选题】The direct force pushing the gas in and out of the lungs is
A.
difference between intrapulmonary pressure and atmospheric pressure
B.
difference between intrapulmonary pressure and intrapulmonary pressure
C.
difference between intrapleural pressure and atmospheric pressure
D.
difference between pulmonary elastic recoil pressure and intrapulmonary pressure
【单选题】听力原文： In an apparent attempt to force direct dialogue with the United States, North Korea threatened on Tuesday to abandon the armistice that ended the Korean War five decades ago, accusing Washington...
A.
intended to have direct negotiations with the U. S.
B.
prepared for the American preemptive attack.
C.
wanted to take a decisive step for many years.
D.
thought it possible the armistice would bind them.
【简答题】慢性胆囊炎的临床表现主要有 A．腹痛放射到右下腹 B．进食肥腻食物可诱发或加重腹痛 C．常有寒战发热、黄疸 D．Murphy征阳性 E．反酸、呕吐
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