MCS-51 C语言程序在写法上的几个特点:1、每个程序的第一句,必须将单片机的头文件包含进行。且不能以分号结尾。2、每个语句(特殊除外)必须以分号结尾。3、函数体需要用{}包围起来。4、在主函数中,使用(),使程序一直运行下去。这是与普通C语言程序最大的不同。5、在每个语句的后面,可以使用“//”对该语句添加注释。
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下列程序是使用for循环实现0~100的累加计算,将其填写完整:int i=0;int sum=0;for(;i<=100;i++){sum=();}
The 31st Olympic Games _______ in Rio on August 5th, 2016.
A. are held
B. will hold
C. will be held
D. are going to hold
China’s hot words,like tuhao, dama and lianghui, ______in the western media (媒体).
A. use widely
B. is widely used
C. uses widely
D. are widely used
It’s said that the coal on the earth ______ in 100 years.
A. is run out
B. will be run out
C. is come out
D. will be come out