函数UPPER("China=中国")的值是( )。 A．China=中国 B．CHina=中国 C．CHINA=中国 D．china=中国

Which of the following descriptions are true? A: A.China has both marine and land boundary line of more than 20,000 kilometers and a coastline of 18,000 kilometers. B: B. China almost has all kinds of landforms, such as plateau, plain and basin. C: C. China occupys the third large geographical area in the world next only to Russia and America. D: D. The land surface of China slopes down from west to east in a three-step staircase.

The world's largest wheat producer is _______ A: A.China B: B.India C: C.Russia D: D.America

【单选题】执行以下程序段后 printf("%s,%8s,%8.3s","china","china","china"); 输出结果为() ( 说明:□代表一个空格) A. china, □□□china, □□□□□chi B. china, □□□china, □□□china C. china, china, china D. china,china □□□, chi□□□□□

printf(“%3s,%7.2s,%.4s%-5.3s ”, “CHINA”, “CHINA” ”, “CHINA”, “CHINA”);

以下程序段​void main()​{​printf(“%s,%4s,%4.2s,%-4.2s\n”,”china”, ”china”, ”china”, ”china”);​}​运行的结果是 。（■表示空格）​ A: china,chin, ch,ch B: china,hina, ■■ch,ch C: china,china, ■■ch,ch D: china,china,■■ch,ch■■

Invented in China, paper moved out of China, first to Samarkand and then into Europe from the Islamic portals of Sicily and Spain. A: Paper, which was invented in China, moved out of China B: Paper, when was invented in China, moved out of China C: Paper, where was invented in China, moved out of China D: Paper, what was invented in China, moved out of China

Which is NOT one of China’s three major telecommunications corporations? A: China Telecom B: China Mobile C: China Unicom D: China Netcom

The first commercial bank in China is（ ） A: People’s Bank of China B: Agricultural Bank of China C: Bank of China D: Imperial Bank of China

printf("%4s,%7sn","China","China");printf("%-7s","China");结果()