【填空题】下面程序段的运行结果是 。 x=2; do{printf（"*");x--;}while（!x==0);

</4)></4);x++,y--></=3;sum++)></0)></z)?m:z;></x)?w:x;> </0)></0)&&></3&&8<=(a=10)的结果是（></='0')></='9')||(c1></=c1)></=c1<='9'></n;></n;></m;i++)></n;i++)></n;i++)></n)></=n;i++)></=29;x++)></200);<br>

11、等差数列的第一项a=2,公差d=3，下面程序段的功能是在前n项和中，输出能被4整除的所有的和。请在下划线处填空。 int a,d,sum; a=2;d=3;sum=0; do { sum+=a ; a+=d; if ( ) printf("%d\n",sum); } while(sum<200);<br>

【填空题】1、可控秒表（按键控制）的设计，根据电路补充程序 要求： 可控秒表的设计（按键控制）S1键按下启动秒表工作，秒表每间隔1S，显示加1，当加到60时，数码管显示0，从0开始继续加1。S2键按下，秒表暂停工作，/*-------------------第一部分：预处理命令-----------------*/ <reg51.h> //包含头文件reg51.h /*--------------第二部分：定义全局变量或常量----------*/ sbit com1=P3^0; sbit com2=P3^1; unsigned char dm[]={ ,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};//共阳数码管0-9对应段码 unsigned char c1,miao=50; /*-----第三部分：函数原型申明及函数定义-----*/ void ys( ) { while(t--); } void zdcsh()//中断初始化程序的编写 { TH0=(65536- )/256;//T0定时时间为10000us TL0=(65536- )%256; //设置T0为工作方式1，定时器使用 //定时器T0中断允许 EX0=1;//外部中断0中断允许 EX1=1;//外部中断1中断允许 EA=1;//总中断允许 //外部中断0中断触发方式为边沿触发方式 //外部中断1中断触发方式为边沿触发方式 PX1=1;PX0=1;PT0=0;//外部中断1、外部中断0中断优先级高，定时器T0中断优先级低 TR0=0;//T0关闭 } void xs()//显示函数 { com1=1;com2=0;//选中1号数码管 P2=dm[ ];//显示变量miao的十位 ys(1000); //关闭显示，消影 com1=0;com2=1;//选中2号数码管 P2=dm[ ];//显示变量miao的个位 ys(1000); P2=0xff;//关闭显示，消影 } void main() { //调用中断初始化函数 while( ) { xs(); } } void tozd( ) interrupt //T0中断函数 { TH0=(65536- )/ ; TL0=(65536-10000)%256; c1++;//5万us计算器加1 if( )//1S时间到 { miao++; if( ) miao=0;//当秒计数到60，回到0 } } } void wbzd0() //外部中断0对应中断函数 { //启动定时器T0 } void wbzd1() //外部中断1对应中断函数 { TR0=0;//关闭定时器T0 }

【填空题】Computer （1） is an intrusive （2） that infects computer （3） by inserting （4） of itself in those files. The copies are usually executed when the file is loaded into （5），allowing them to （6） still other files, and so on. Viruses often have damaging side effects sometimes intentional, sometimes not--such as destroying a computer's hard （7） or taking up （8） space that could otherwise be used by program. A virus is a program, made by either a （9） or not. It is not so easy to make one, but many people know how to do it, for example, you may know that you have to know some exact computer （10） to make a computer virus.

【填空题】Watch the video and fill in the blanks. Europe has 12 1 , while China has 12 animals symbolising the 12 branches used to designate years. The 12 animals finish a cycle every 12 years and each of them guards one year. Chinese believe that those who are born in a certain year would inherit the 2 of the animal guarding that year. Rats are wise and cattle are hard-working. Tigers are 3 and rabbits are prudent. Dragons are rich and 4 , and snakes are romantic. Horses are fast and sheep are sincere. Monkeys are smart and 5 , while chickens are endowed with beauty. Dogs are faithful and pigs are amiable. Do you know what your symbolic animal denoting the year of your birth?

【填空题】Task2. Listen to the following dialogues and fill in the blanks. Chris Gardner：I’ve been sitting there for last half-hour trying to come up with a story that would explain my being here dressed like this. And I wanted to come up with a story that would 1. _________qualities that I’m sure you all admire here, like earnestness or 2. __________. Team-playing, something. And I couldn't think of anything. So the truth is...I was arrested for failure to pay parking tickets. Jay Twistle：parking 3. ________？ Chris Gardner：And I ran all the way here from the Polk Station, the police station. Mr. Frohm：Jay? Jay Twistle：Yes, sir. Mr. Frohm：How many times have you seen Chris? Jay Twistle：I don’t know. One too many, apparently. Mr. Frohm：Was he ever dressed like this? Jay Twistle：No. No. Jacket and tie. Chris Gardner：Can I say something? I’m the type of person if you ask me a question, and I don't know the answer I’m gonna tell you that I don’t know. But I bet you what. I know how to find the answer, and I will find the answer. Is that 4. _______ enough? Mr. Frohm：Chris, what would you say if a guy walked in for 5. _______without a shirt on and I hired him? What would you say? Chris Gardner：He must’ve had on some really nice pants.