1.中国是世界上最古老的文明之一。China is in the world....r of Hunan Province.

以下代码的输出是() str3 = 'Hello World!' print(str3.split()) A: ['Hello', 'World!'] B: ['Hello', 'World','!'] C: ['H','e','l','l','o',' ','W','o','r','l','d','!'] D: ['H','e','l','l','o','','W','o','r','l','d','!']

在R中,print ("Hello"); print(5*pi); print("World")的输出结果是？ A: "Hello 15.70796 World" B: "Hello" C: 1900-01-15 16:59:27.744000 D: [1] "Hello"<br/>[1] 15.70796<br/>[1] "World"

以下定义语句中不能将字符串"world"正确赋给字符数组的是（ ） A: char s[]="world"; B: char s[10];<br>strcpy(b,"world"); C: char s[6]；s={ "world"}; D: char s[]={ 'w','o','r','l','d', '\0'};

执行下列语句后的显示结果是（ ）world="world"print("hello"+world) A: helloword B: "hello"world C: hello world D: "hello"+world

如何使用 PHP 输出 "hello world"？( ) A: "Hello World"; B: echo "Hello World"; C: Document.Write("Hello World"); D: console.log("Hello World");

执行下列语句后的显示结果是什么? >>> world=”world” >>> print( “hello”+ world) A: helloworld B: “hello”world C: hello world

______thisway,oneof_____thefavoritedrinkswasinvented. A: In;world’s B: By;world’sCOn!WorldD,To;world

Without electricity, what ______ A: will the world be like B: would the world be like C: the world will be like D: the world be like

下面代码的运行结果是（ ）。var str= "hello world" ;var str1=str.toUpperCase();var str2=str.toLowerCase() ;alert (str1) ;alert (str2) ; A: "HELLO WORLD","HELLO WORLD" B: "HELLO WORLD","hello world" C: "hello worl","HELLO WORLD" D: "hello world","hello world"