下列循环能正常结束循环的是( )。 A: i=5 Do i=i+1 Loop Until i<0 B: i=1 Do i=i+2 Loop Until i=10 C: i=10 Do i=i+1 Loop Until I>0 D: i=6 Do i=i-2 Loop Until I=1

下列循环能正常结束循环的是(). A: i=5<br>Do<br>i=i+1<br>Loop Until i<0 B: i=1<br>Do<br>i=i+2<br>Loop Until i=10 C: i=10<br>Do<br>i=i+1<br>Loop Until I>0 D: i=6<br>Do<br>i=i-2<br>Loop Until I=1

The result _______ (not announce) until 6 o’clock.

下列循环体能正常结束的是（ ）。 A: i = 5Do i = i + 1Loop Until i < 0 B: i = 1Do i = i + 2Loop Until i = 10 C: i = 10Do i = i + 1Loop Until i > 0 D: i = 6Do i = i - 2Loop Until i = 1

Normally I ________ (finish) work at 6:00, but this week I ____________ (work) until 7:00.

以下程序段哪段是正确的（） A: declare id int default 0; repeat set id=id+1; end repeat;<br> until id>=10; B: declare id int default 0; repeat set id=id+1; end repeat;<br> until id>=10 C: declare id int default 0; repeat set id=id+1; until id>=10 end repeat; D: declare id int default 0; repeat set id=id+1; until id>=10; end repeat;

关于提高编程的效率，下列说法中不正确的是（ ）。 A: 5 0 6 4 B: 0 0 6 4 C: 5 0 6 2 D: 0 0 6 2

成教云: He promised to be here at 4 o’clock, but didn’t（ ）until 6 o’clock.

Itwas_____lastyear______hecametorealizetheimportanceoflearningEnglish. A: until;before B: that;until C: until;that D: before;until

下列语句中，不能实现循环100次的是 A: N=0 Do N=N+1 Loop Until N＞=100 B: N=0 Do N=N+1 Loop While n＜100 C: N=0 N=N+1 Do Loop Until N＜100 D: N=0 Do While n＜100 N=N+1 Loop