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【单选题】
应用胰岛素的注意事项中，下列哪项错误A.
胰岛素宜冰冻保存
B.
抽吸药液时避免振荡
C.
注射部位经常更换
D.
混合注射时先抽吸普通胰岛素
E.
应用时注意药物有效期
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反馈参考答案：
举一反三
【简答题】在私有继承关系下,基类的公有成员和保护成员将成为派生类中的 __________ 成员,它们只能由派生类的 __________ 来访问,基类的私有成员将成为派生类中的 __________ 成员。
【单选题】He sighed again and the failure in physics seemed to have completely________his confidence. [ ]
A.
wound
B.
destroyed
C.
shocked
D.
attacked
【单选题】Look at the pride on Tom's face. He _____ to have been praised by the manager just now. [ ]
A.
seemed
B.
seems
C.
had seemed
D.
is seeming
【单选题】下面对继承关系描述错误的是( )
A.
继承关系有 3 种，公有继承、私有继承和保护继承。
B.
在公有继承中，派生类对象在类外可访问基类中的公有成员；
C.
在私有继承中，派生类对象在类外不可访问基类的公有成员；
D.
在保护继承中，派生类的对象在类外可访问基类中的保护成员
【单选题】He sighed again and the failure in physics seemed to have completely ______ his confidence.
A.
damaged
B.
attacked
C.
shocked
D.
struck
【单选题】-He sighed again and the failure in physics seemed to have completely his confidence.
A.
injured
B.
ruined
C.
attacked
D.
damaged
【单选题】Our explanation seemed only to have______his confusion. He was totally at a loss as to what to say.
A.
brought up
B.
added to
C.
worked out
D.
directed at
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