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【简答题】
(本小题满分12分）已知函数 .（1）将函数 的解析式写成分段函数； （2）在给出的坐标系中画出 的图象，并根据图象写出函数 的单调区间和值域.
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反馈参考答案：
举一反三
【单选题】患者,男,处于缺氧且二氧化碳滞留状态,为改善患者呼吸功能,应给予患者
A.
低流量、低浓度吸氧
B.
高流量、高浓度吸氧
C.
吸氧但浓度小于25%
D.
有创呼吸机辅助呼吸
E.
无创呼吸机辅助呼吸
【单选题】Since Mary won the money and bought up the majority of the company’s stock shares, she now ____ the people she used to take orders from.
A.
has authority over
B.
has a high opinion of
C.
has slaved away
D.
has been open to
【单选题】Translate the following into English. 底盘参数
A.
Chassis Perfermance
B.
Chassis Performance
C.
Chassi Performance
D.
Chasis Performance
【单选题】在自由大气中风沿等压线吹,背风而立,低压位于:
A.
北半球，正右侧；南半球，正左侧
B.
南、北半球正左侧
C.
北半球，正左侧；南半球，正右侧
D.
南、北半球正右侧
【单选题】Since Mary won the money and bought up the majority of the company's stock shares, she now________ the people she used to take orders from.
A.
has a low opinion of
B.
has authority over
C.
takes in
D.
gets out
【单选题】Since Mary won the money and bought up the majority of the company's stock shares, she now________ the people she used to take orders from.
A.
has a low opinion of
B.
has authority over
C.
winds up
D.
catches up
【单选题】Since Mary won the money and bought up the majority of the company’s stock shares, she now ________ the people she used to take orders from.
A.
has control over
B.
has administration over
C.
has jurisdiction over
D.
has authority over
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