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【单选题】
C++中对于类中定义的成员,其默认的访问权限为( )。A.
public
B.
protected
C.
private
D.
sataic
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反馈参考答案：
举一反三
【单选题】What does a successful speaker require?
A.
The skills or hobbies that you are good at.
B.
Knowledge of both sources and the types supporting materials that speakers typically use.
C.
Talk about a subject with which you had some personal experience.
D.
None of the above.
【简答题】With proper ysis on your audience, you can predict what they would like to hear and make adaptations. A successful speaker sometimes can be a ( ): he knows exactly what the audience want.
【简答题】These are the key factors for being a successful speaker, and they are _____ my own experience.
【判断题】With proper analysis on your audience, you can predict what they would like to hear and make adaptations. A successful speaker sometimes can be a mind-reader: he knows exactly what the audience want.
A.
正确
B.
错误
【单选题】关于“热机”，下列说法中错误的是： [ ]
A.
．通过技术改进，可以使热机的效率达到100%
B.
．减少城市热岛效应的措施之一就是倡导“绿色出行”。
C.
．用水而不用其它循环物质降低热机的温度，主要是利 用水的比热容最大的特性 D．严寒的冬天，有人晚上把热机水箱中的水放出，是防止气温降低时，水凝固而胀坏水箱
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【简答题】These are the key factors for being a successful speaker, and they are _____ my own experience.
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