【单选题】Only after the invention of computers, ______ a step further.
A.
did the process of automation go
B.
the process of automation went
C.
so the process of automation
D.
went the process of automation
【单选题】Which of the following is NOT true? ______.
A.
Computers perform. not only data processing function in business, but also are used as tools in
B.
Problem-solving and decision-making
C.
In performing certain data processing tasks, computers can process information more efficiently and effectively than humans
D.
A company or individual must buy a computer system in order to be able to use one
【单选题】It is only thanks to the powerful new computers______worthwhile prediction in human affairs has been possible at all.
【单选题】一个国家或地区的居民教育程度和文化水平、宗教信仰、风俗习惯、审美观念、价值观念等,属于企业外部环境中的:
【单选题】如果焊缝和()不在接头的同一侧,则将焊缝基本符号标在基准线的虚线侧。
【单选题】Tom is very __________ at using computers, though he is only a high school student.
【单选题】风俗习惯、宗教信仰、价值观念等属于( )。
【简答题】#include using namespace std; class A { public: A( ); ~A(); A(int i, int j); void print( ); private: int a, b; }; A::A( ) { a=b=0; cout<<"Default constructor called.\n"; } A::~A( ) { cout<<"Destructo...