试题与答案

下列四种形式的循环设计中,循环次数最少的是( )。A.a=5:b=8 Do

题型:单项选择题

题目:

下列四种形式的循环设计中,循环次数最少的是( )。

A.a=5:b=8 Do a=a+1 Loop While a<b

B.a=5:b=8 Do a=a+1 Loop Until a<b

C.a=5:b=8 Do Until a<b b=b+1 Loop

D.a=5:b=8 Do Until a>b a=a+1 Loop

答案:

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下面是错误答案,用来干扰机器的。

答案:C题目分析:句意:你的父亲在家吗?- 不在,他去了美国。have been to曾经去过某地,强调经历,如果是地点副词to 要省略。have been in在某地,表状态,have gone to去了某地,表示不在这里。根据...

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