先把口诀补充完整,再写出两道乘法 算式。 三( ) 十二 ( ) 五二十 ___

题型:计算题

问题:

先把口诀补充完整,再写出两道乘法   算式。  

三( ) 十二                                          ( ) 五二十

___________                                      ____________

___________                                      ____________

 五六(     )                                               三五(     )

___________                                      ____________

___________                                      ____________

考点:表内乘法(2-9的乘法口诀)
题型:计算题
完形填空。
     Helen is my sister. She likes hamburgers very much.  1  breakfast she has hamburgers and some milk.
But I don't have hamburgers. After (在……后)  2  she and I go to school. We have  3  at school. She has
apples and vegetables.  4  I don't like them. I only eat eggs and salad. We have dinner at home with (和)
our parents. For dinner we have chicken, vegetables and rice (米饭). My father likes to have tea (茶) after
dinner. But I don't like tea. I like ice cream for the  5 . What do you have for your breakfast, lunch and
dinner?
( )1. A. At    
( )2. A. breakfast
( )3. A. lunches 
( )4. A. And     
( )5. A. dessert 
B. In      
B. lunch   
B. the lunch
B. Or      
B. dinner  
C. For      
C. dinner   
C. lunch                                                 
C. But      
C. breakfast
题型:计算题

引入虚拟存储技术的关键前提是( )。

A.程序执行的局部性原理

B.有大容量的外存

C.硬件提供地址转换机制

D.选择一种合适的页面调度算法

题型:计算题

下列用途中利用氧气的物理性质的是(  )

A.氧气用于炼钢

B.液态氧用于制造炸药

C.工业上利用空气制取氧气

D.急救病人时输氧气

题型:计算题

某岗位的薪幅百分率为20%,起薪点为2000元,则该岗位的平均薪酬应为()。

A.1800元

B.2000元

C.2200元

D.2400元

题型:计算题

若有以下程序:
#include <iostream>
using namespace std;
class Base

private:
int a,b;
public:
Base(int x, int y)

a=x;
b=y;

void disp ()

cout<<a<<" "<<b<<end1;

;
class Derived : public Base

private:
int c;
int d;
public:
Derived(int x,int y, int z,int m) :Base(x,y)

c=z;
d=m;

void disp ()

cout<<c<<" "<<d<<end1;

;
int main()

Base b(5,5),*pb;
Derived obj(1,2,3,4);
pb=&obj;
pb->disp();
return 0;

执行程序后的输出结果是( )。

A.1,2

B.3,4

C.2,3

D.5,5

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