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【单选题】
下列关于虚基类的描述中,错误的是( )。A.
在多重继承中，若一个类声明为虚基类，则能保证一 个派生类间接地多次继承该类时，派生类中只继承该基类 的一份成员
B.
虚基类的定义形式是在派生类定义时基类名称前加 virtual关键字
C.
类层次结构中最底层的派生类定义对象时完成虚基类 的构造函数调用，该派生类的其他基类对虚基类的构造函 数调用将被忽略
D.
通过对虚基类继承再派生出新类，则在定义新类对象 时，虚基类中的成员排列在最前面
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【简答题】What changes did the increase in mechanization bring to British industry?
【多选题】What changes did this project bring to Reilly?
A.
He had much more free time.
B.
He had more friends than before.
C.
He had higher productivity.
D.
He had better grades at school.
【单选题】What changes did theOpiumWarbring to China?
A.
The first united and centralized feudal monarchy was established.
B.
The war forced China to seclude itself from the outside world.
C.
Wu Zetian became the only female empress in Chinese history.
D.
China opened its door to the world during and after the war.
【多选题】What are the four technical skills of ski jumping?
A.
in-run
B.
take-off (jump)
C.
flight
D.
landing
【简答题】What are technical skills?
【简答题】Computer or other technical skills are needed to get a well-paying job in high-tech or advanced manufacturing.
【简答题】What changes did the farmers make because of Hazel and Harry?
【单选题】What aspect the writer did not mention about the changes in 2020?
A.
transportation
B.
personal technology
C.
artificial intelligence
D.
human connections
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