题目内容

在窗体上画一个名称为Command1的命令按钮和三个名称分别为Label1、Label2、Labet3的标签,然后编写如下代码: Private x AS Integer Private Sub Command1_Click( ) Static y As Integer Dim 2 As Integer n=10 Z=n+2 y=y+2 X=X+2 Label1.Caption=x Label2.Caption=y Label3.Caption=z End Sub 运行程序,连续三次单击命令按钮后,则三个标签中显示的内容分别是

A. 10 10 10
B. 30 30 30
C. 30 30 10
D. 10 30 30

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算法执行过程中,所需要的基本运算次数称为算法的 【1】 。

除依法律规定或依合同性质不得抵销的外,抵销是依据一方意思就可发生效力的,因此是单方法律行为。( )

A. 对
B. 错

When George Lewis, an (61) thief, went into a department store in Poole, he wasn’t (62) too many problems. There were several other (63) in the shop and he waited until he thought (64) was looking and then began (65) things into his bag. (66) as he was walking out of the shop, five pairs of hands suddenly caught him (67) . The store detective asked him (68) the shop and then told him to open his (69) . It (70) three shirts, two pairs of trousers and a leather jacket. The store manger asked (71) his receipt (收据) was and he said he didn’t have (72) . "I couldn’t (73) a changing room free, (74) I was taking the clothes (75) to try them on," he said. Five minutes later he admitted that he (76) the clothes. The police (77) and arrested him. The (78) of the store later said that the thief had not (79) a very good day to steal, "we were holding a (80) course — there were twenty of them!\

A. Therefore
But
C. However
D. Though

George was a young man (1) had gone to the big city from a small village and, (2) his hard work, had, in a short time, (3) successful in the business world. George’s sudden rise had gone to his head, (4) , and he had become too proud (5) himself. Then George (6) home for a visit, halfway (7) everyone in town to be at the railway station to welcome and cheer for (8) hero. (9) to his surprise, George saw (10) .no one, not even his family, was around to (11) him when he came down from the train, looking very (12) in a new suit and carrying a big suitcase (13) of other fashionable (时髦的)clothes. For a (14) the boy just stood on the platform(站台), wondering what (15) . Several people passed (16) , but all of them did not (17) any attention to George, not even so much (18) glancing his way. (19) , the station master came from his office and rushed over (20) the unhappy young fellow. "Well, hello there, George," he called out cheerily. "Are you going away\

A. of
B. for
C. on
D. in

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