字符数组s不能作为字符串使用的是（ ）。 A: char s[]="happy"; B: char s[6]={'h','a','p','p','y','0'}; C: char s[]={"happy"}; D: char s[5]={'h','a','p','p','y'};

执行以下代码,运行结果defsplit(s):returns.split("t")s="Happybirthdaytoyou!"print(split(s)) A: 运行出错 B: ["&quot","Happy&quot",null,"&quot","birthday&quot",null,"&quot","to&quot",null,"&quot","you!&quot"] C: ["Happybir","&nbsp","hday","&nbsp","oyou!"] D: ["Happy","&nbsp","bir","&nbsp","hday","&nbsp","o","&nbsp","you!"]

【单选题】def happy(): print("Happy birthday to you!") def happy_birthday(name): happy() print("Happy birthday, dear {}!".format(name)) happy() happy_birthday("teacher") A. Happy birthday to you! Happy birthday to you! Happy birthday, dear teacher! Happy birthday to you! B. Happy birthday to you! Happy birthday, dear teacher! Happy birthday to you! Happy birthday to you! C. Happy birthday to you! Happy birthday, dear teacher! Happy birthday, dear teacher! Happy birthday to you! D. Happy birthday to you! Happy birthday, dear teacher! Happy birthday to you!

Word中插入数学公式的方法是（）。 A: "插入"→"形状"→"公式" B: "开发工具"→"公式" C: "插入"→"公式"→"插入新公式" D: "引用"→"插入"→"公式"

--Happy birthday!--______. A: Happy B: Happy birthday C: Thank you

定义并初始化一个用于存放我们国家的四个直辖市的数组cityName，四个直辖市为：北京，上海，天津，重庆. 正确的是_________ A: String[] cityName=new String[4]{"北京","上海","天津","重庆"}; B: String[] cityName=new String[]{"北京","上海","天津","重庆"}; C: String[] cityName={"北京","上海","天津","重庆"}; D: String cityName = new String[4] { "北京", "上海", "天津", "重庆" };

Western people usually say " ______ New Year and ______ Christmas. " A: Happy; Happy B: Merry; Happy C: Merry; Merry D: Happy; Merry

已知有一个名为names的空列表,如何向其中添加old_driver,rain,jack,shanshan,peiqi,black_girl 元素？ A: names.append("old_driver","rain","jack","shanshan","peiqi","black_girl") B: names.extend("old_driver","rain","jack","shanshan","peiqi","black_girl") C: names.insert("old_driver","rain","jack","shanshan","peiqi","black_girl") D: names.extend(["old_driver","rain","jack","shanshan","peiqi","black_girl"])

The boy is ______ than his brother. A: happy B: happier C: more happy D: the happy

以下哪个选项是正确的json数据格式： A: { "id": 2, "userName": admin, "passWord": 12345, "email": admin@qq.com} B: { id: 2, userName: "admin", passWord: "12345", email: "admin@qq.com"} C: { "id": 2, "userName": "admin", "passWord": "12345", "email": "admin@qq.com",} D: { "id": 2, "userName": "admin", "passWord": "12345", "email": "admin@qq.com"}