(单选题)1: 定时器的Interval属性以( )为单位指定Timer事件之间的时间间隔 。 A: 分 B: 秒 C: 毫秒 D: 微秒 ...

(单选题)20: 假定有以下循环结构: Do until 条件 循环体 Loop 则下列说法正确的是什么 。 A: 如果"条件"是一个为0的常数，则一次循环体也不执行 B: 如果"条件"是一个为0的常数，则至少执行一次循环体 C: 如果"条件"是一个不为0的常数，则至少执行一次循...

(单选题)14: 从功能上讲,Visual Basic 6.0有3种版本,下列不属于这3种版本的是( ) 。 A: 学习版 B: 标准版 C: 专业版 D: 企业版 ...

(单选题)8: 设在菜单编辑器中定义了一个菜单项,名为menu1 。为了在运行时隐藏该菜单项,应使用的语句是什么 。 A: memu1.Enabled=True B: memu1.Enabled=False C: menu1.Visible=True D: menu1.Visible=False ...

(单选题)2: inputBox函数返回值的类型为( ) A: 数值 B: 字符串 C: 变体 D: 数值或字符串(视输入的数据而定 ） ...

(单选题)36: E-mail, as well as telephones,____________an important part in daily communication. A: is playing B: have played C: are playing D: play ...

(单选题)30: My watch is now where to be found. I ___ when I was on the bus. A: must drop it B: should have dropped it C: must have dropped it D: ought to have dropped it ...

(单选题)24: —Could you be so kind as to turn down that rock “n” roll? I am preparing for tomorrow’s exam. —________ A: It’s none of your business. B: What are you doing? C: Sure. Sorry to disturb you. D: No, I don’t think so. ...

(单选题)18: Many of them turned a deaf ear to his advice,_______ they knew it to be valuable A: as if B: now that C: even though D: so that ...

(单选题)12: —It’s cold in here. Do you mind if I close the door? A: With pleasure B: Yes, please C: Of course not D: Thank you ...