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【单选题】
若配合件之间要求无相对运动并且能精确定位,则应选用()。请从下列组合中选择正确的一组。1过盈配合2小过盈量的过盈配合3过渡配合4间隙配合加紧固件5H/h间隙配合加紧固件
A.
②+③+④
B.
①+②+③+④
C.
①+②+③+⑤
D.
①+③+④
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举一反三
【单选题】下列符号可以作为变量名的是:()
A.
+a
B.
*p
C.
_DAY
D.
next day
【多选题】创业团队 沟通时应注意哪些方面 ?(多选)
A.
“说”的时候语速不能太慢
B.
“说”的时候语句不能太长
C.
“听”的时候要注意对方的弦外之音
D.
“听”的时候要注意与对方进行眼光交流
【单选题】下列符号可以作为变量名的是( )
A.
+a
B.
*p
C.
next  day
D.
_DAY
【单选题】下列符号可以作为变量名的是( )。
A.
+a
B.
*p
C.
_DAY
D.
hei baby
【单选题】-I hear that you have a brother,  but I have never seen him. -He the hometown since many years ago.
A.
left
B.
has left
C.
was away from
D.
has been away from
【判断题】cin.getline(str,20)中,最多只能向str中输入19个字符
A.
正确
B.
错误
【简答题】#include void str_cat(char s1[],char s2[]) { int i,j; i=0; while( 1 ) i++; j=0; while( 2 ) { 3 ; i++; 4 ; } s1[i]='\0'; } void main() { char s1[40],s2[20]; cin.getline(s1,20); cin.getline(s2,19); 5 ; ...
【简答题】Since you have never been to that city, you might as well make a (reserve)_______________ for your hotel.
【单选题】听力原文:W:Since you have made so many business trips,you must have visited many places in the country. M:I wish I.had,but Shenzhen and Beijing are the only places I've ever been to. Q:What does the man m...
A.
He has ever visited no more than two cities.
B.
He has made only a few business trips.
C.
He has never been to Shenzhen and Beijing.
D.
He has been to ninny small cities.
【单选题】#include void str_cat(char s1[],char s2[]) { int i,j; i=0; while( 1 ) i++; j=0; while( 2 ) { 3 ; i++; 4 ; } s1[i]='\0'; } void main() { char s1[40],s2[20]; cin.getline(s1,20); cin.getline(s2,19); 5 ; ...
A.
s1[i]!='\0' s2[j]=='\0' s1[i]=s2[j] j++; str_cat(s1,s2)
B.
s1[i]!='\0' s2[j]!='\0' s1[i]==s2[j] j++; str_cat(s1,s2)
C.
s1[i]!='\0' s2[j]!='\0' s1[i]=s2[j] j--; str_cat(s1,s2)
D.
s1[i]!='\0' s2[j]!='\0' s1[i]=s2[j] j++; str_cat(s1,s2)
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