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【简答题】
过A点作已知直线的垂线，过B点作已知直线的平行线．
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】小儿每日补充生理需要，所需液量为
A.
20～50ml／kg
B.
40～60ml／kg
C.
60～80ml／kg
D.
80～100ml／kg
E.
100～120ml／kg
【单选题】小儿每日补充生理需要量，所需液量（）
A.
30～50ml/kg
B.
40～60ml/kg
C.
60～80ml/kg
D.
70～90ml/kg
E.
100～120ml/kg
【单选题】If someone holds a book 6 feet directly in front of Denis and then moves it only 1 foot directly in front of him, what change in sound does. Dennis hear?
A.
A lover-pitched sound.
B.
A higher-pitched sound.
C.
A sharper sound.
D.
A softer sound.
【单选题】It seems that the author is most critical of
A.
social educators' authority.
B.
children' rebellion.
C.
psychologists' misguidance.
D.
parents' confusion.
【单选题】If someone holds a book 6 feet directly in front of Denis and then moves it only 1 foot directly in from of him, what change in sound does Dennis hear?
A.
A lover-pitched sound.
B.
A higher-pitched sound.
C.
A sharper sound
D.
A softer sound.
【单选题】患者，男性，34岁。转移性有下腹痛10小时，全腹痛2小时。体温39.2℃，脉搏110次／分，全腹压痛、反跳痛、肌紧张，以右下腹为著。白细胞计数12×109／L，中性粒细胞85％，诊断为急性腹膜炎。最佳的处理是
A.
全身抗感染治疗
B.
腹腔穿刺引流
C.
观察病情变化
D.
急诊手术
E.
补液、抗感染，预防休克
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