第1题:
有以下程序 #include<iostream> using namespace std; class Complex { public: Complex(double r=O,double i=0):re(r),im(i){} double real() const {return re;} double imag()const {return im;} Complex operator +(Complex C) const {return Complex (re+c.re,im+c.im);} private: double re,im; }; int main() { Complex a=Complex(1,1)+Complex (5); cout<<a.real()<<'+'<<a.imag()<<'i'<<endl; retum 0; } 程序执行后的输出结果是
A.6+6i
B.6+1i
C.1+6i
D.1+1i
第2题:
A、relatively
B、airplane
C、fence
D、annual
第3题:
A.RIP requires less time to converge
B.RIP uses less bandwidth
C.RIP is less complex to configure
D.RIP demands fewer router resources
E.RIP has a more accurate metric
第4题:
第5题:
第6题:
第7题:
No less than()nobles of royal blood were killed in the Wars of the Roses.
A80
B90
C100
D110
第8题:
An administrator installed new components on a server. After the device installation, two of the components fail.Which of the following is the cause of the problem?()
第9题:
else
whereas
rather
than
第10题:
Why less people were killed in the earthquake in Los Angeles.
Changes made to construction methods of buildings and highways.
How to make buildings more resistant to earthquake.
The outline of the history of the development of quake-resistant building materials.
第11题:
A map of the cis-regulatory sequences in the mouse genome
The human CST complex is a terminator of telomerase activity
Tumours: Less lactation may explain cancer rise
Stem cells: a sporadic super state
第12题:
第13题:
Proper controls that should()developed as part of routine safety procedures were not in place.
A. has been
B. have been
C. be
答案:B
解析:句意:本应作为常规安全程序一部分制定的适当控制措施没有到位。本题考查虚拟语气,should+have done表示“本应该做而实际没有做”,其中,“should have been developed as part of routine safety procedures”作定语修饰“Proper controls”。
第14题:
有以下程序 #include <iostream> using namespace std; class Complex { public: Complex (double r=0, double i =0 :re(r) ,im (i) {} double real() const {return re;} double imag() const { return im;} Complex operator + (Complex c} const {return Complex(re+c.re, im+c.im);} privane: double re,im; }; int main { Complex a =Complex (1,1)+Complex(5); cout<<a.real()<<'+'<<a.imag() << 'i' <<endl return 0; } 程序执行后的输出结果是
A.6+6i
B.6+1i
C.1+6i
D.1+1i
第15题:
The story of John Dane shows that less welleducated New Englanders were often
A.influenced by superstitions.
B.troubled with religious beliefs.
C.puzzled by church sermons.
D.frustrated with family earnings.
第16题:
第17题:
第18题:
第19题:
No less than()nobles of royal blood were killed in the Wars of the Roses.
第20题:
Which two statements describe the advantages to the use of RIP over the use of OSPF?()
第21题:
The server was not powered off correctly.
The proper ESD procedures were not used.
The devices were installed in the incorrect sequence.
The devices are incompatible with the system.
第22题:
in order that
rather than
so that
other than
第23题:
RIP requires less time to converge
RIP uses less bandwidth
RIP is less complex to configure
RIP demands fewer router resources
RIP has a more accurate metric