SELECTLPAD('hello',5,'*')的执行结果为()。
A.*hello
B.hello
C.hello*
D.hell*o
A.*hello
B.hello
C.hello*
D.hell*o
A.‘h’‘o’
B.h’‘/0’
C.‘e’‘o’
D.‘e’‘/0’
A.数组s的长度为5
B.元素s[2]的值为'e'
C.使用“cin>>s;”可以将从键盘上键入的字符串保存在数组s中
D.使用“intt[]=s;”可以定义数组t、并用s中各元素的值初始化t中的各元素
提示:星期三晚上有一个音乐会,Betty有两张票,打电话给Rose,问她是否有空前往,并约她音乐会后去看望王大爷,Rose听了很高兴,两人相约在六点四十五分入口处见面。
Rose:Hello!This is Rose speaking.
Betty:Hello!Rose,this is Betty. (1) this Wednesday evening?
Rose:Yes,Why?
Betty:There&39;s a good concert,and I&39;ve got two tickets.I wonder (2) .
Rose:That&39;s great! (3) ?
Betty:7 o&39;clock.But how about (4) at 6:45?
Rose.OK.I think I can make it.
Betty;After the concert, (5) shall we?
Rose:That&39;s a good idea?Why don&39;t we take some food for him?
Betty:Why not? OK,see you Wednesday.
Rose:See you then.Bye!
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请帮忙给出每个问题的正确答案和分析,谢谢!
A.hello world !
B.’hello world!’
C.hello world
D.list(‘hello world!’)
A.s.equals(t);
B.t.equals(c);
C.s==t;
D.t.equals(new String("hello"));
A.LI LAN HeIlo分组
B.L2 LAN Hello分组
C.L1-2 LAN Hello分组
D.点到点Hello分组
A.h = Hello h.showInfo()
B.h = Hello() h.showInfo(‘张三’)
C.h = Hello(‘张三’) h.showInfo()
D.h = Hello(‘admin’) showInfo