更多"Plastic 的制作Natural rubber wood no l"的相关试题:
[单项选择]The goals ( ) he had fought all his life no longer seemed important to him.
A. after which
B. for which
C. with which
D. at which
[单项选择]I wish I ______ longer this morning, but I had to get up and come to class.
A. could have slept
B. slept
C. might have slept
D. have slept
[单项选择]I wish I______longer this morning, but I had to get up and come to class.
A. could have slept B. slept C. might have slept D. have slept
[填空题]运行下面程序,其输出结果(str2的值)为 【13】 。
Dim str1,str2 As String
Dim i As Integer
str1="abcdef"
For i=1 To Len(str1)Step2
str2=UCase(Mid(str1,i,1))+str2
Next
MsgBox str2
[填空题]指令“AND AX,STR1 AND STR2”中,STR1 STR2是两个已赋值的变量,两个AND的区别是,第一个AND 是逻辑与指令,而第二个AND是逻辑与工 【3】 。
[填空题]下面的函数strcat(str1,str2)实现将字符串str2拼接到字符串str1后面的功能。请填空使之完整。
char*strcat(str1,str2)
char*str1,*str2;
{ char*t=str1;
while( 【16】 )str1++;
while( 【17】 );
return(t);}
[填空题]指令“AND AX,STR1 AND STR2”中,STR1和STR2是两个已赋值的变量,两个AND的区别是第一个AND是逻辑与指令,而第二个AND是逻辑与______。
[单项选择]设有语句:char strl[]="string",str2[8],*str3,*str4="string";,则下列对库函数strcpy调用不正确的是( )。
A. strcpy(str1,"Hello1");
B. strcpy(str2,"Hello2");
C. strcpy(str3,"Hello3");
D. strcpy(str4,"Hello4");
[单项选择]函数调用strcat(strcpy(str1,str2),str3)的功能是( )。
A. 将字符串str1复制到字符串str2中后再连接到字符串str3之后
B. 将字符串str1连接到字符串str2之后再复制到字符串str3之后
C. 将字符串str2复制到字符串sir1中后再将字符串str3连接到字符串str1之后
D. 将字符串str2连接到字符串str1之后再将字符串str1复制到字符串str3中
[填空题]运行下面程序,其输出结果(str2的值)为 【13】 。
Dim str l,str2 As String
Dim I As Integer
str l= “abcdef”
For l To Len (strl) Step2
str2=UCase (Mid (strl,I ,1))十str2
Next
MsgBoxstr2
[填空题]运行下面程序,其输出结果(str2的值)为 【13】 。
Dim str1,str2 As String
Dim i As Integer
strl="abcdef"
For i=1 To Len(str1) Step2
str2=UCase(Mid(str1,i,1))+str2
Next
MsgBox str2
[填空题]运行下面程序,其输出结果(str2的值)为 【13】 。
Dim str1,str2 As String
Dim i As Integer
strl= "abcdef"
For i=1 To Len(str1) Step 2
str2=UCase(Mid(strl,i,1))+str2
Next
MsgBox str2
[单项选择]设有以下语句:
char strl[]="string",str2[8],*str,*str4="string";
则______不是对库函数的正确调用。
A) strcpy(strl,"HELLO1"); B) strcpy(str2,"HELLO2");
C) strcpy(str3,"HELLO3"); D) strcpy(str4,"HELLO4");