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阅读以下应用说明及Visual Basic程序代码，将入(n)处的字句写在对应栏内。 【说明】 本应用程序是一个乘法计算器，其运行窗口如图2所示。 在该界面中，“被乘数”、“乘数”以及“积”等文字为标签，相应的3个输入输出数据框为文本框，此外还有3个命令按钮。用户在“被乘数”和“乘数”相应的文本框内输入数据，再单击“运算”按钮，便能在“积”对应的文本框中看到相乘的结果；当用户单击“清除”按，就会清除各文本框中的数据；当用户单击“关闭”按就会关闭该窗口并退出应用程序。用户不能在“积”对应的文本框中输入数据。 【属性设置】 各个对象、有属性名以及需要修改的属性值设计如下： 【程序】 Private Sub cmdMultiply_Click( ) txt3. Text =Trim(Str＄ ((3)) '加法运算获得和数 End Sub Private Sub (4) ( txt1. Text=' ' '空字符串赋值给文本框txt1的内容 txt2. Text=' ' '空字符串赋值给文本框txt2的内容 txt3. Text=' ' '空字符串赋值给文本框txt3的内容 End Sub Private Sub cmdClose_Click( ) (5) '退出应用程序 End Sub
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举一反三
【单选题】When required by their teacher to take notes in classes, some students only do so ______.
A.
willingly
B.
impatiently
C.
cautiously
D.
reluctantly
【简答题】鼓励幼儿独立进餐,不催促他们进餐,提醒他们尽量在用餐时间内把饭菜吃完。其中中大班不少于______,小班不少于______。
【多选题】有关TATA盒叙述正确的是
A.
通常位于转录起始点上游一25~一30区域
B.
与转录起始的准确性有关
C.
基本转录因子TFⅡA的结合位点
D.
基本转录因子TFⅡD的结合位点
E.
决定组织特异性表达
【单选题】Students at a certain university have complained that some of their professors do not provide copies of their lecture notes at every class. The student body president has argued that, in order to furt...
A.
At the most popular classes, there are often insufficient quantities of lecture note copies to accommodate all of the students.
B.
Students have acknowledged that if the lecture notes are posted online, they will be less likely to go to class.
C.
Professors complain that the university does not provide sufficient copying funds, so that professors often have to pay for copies of lecture notes out of their own pockets.
D.
Over 80 percent of students have access to the Internet in their dorm rooms, and all students have 24-hour access to the Internet at the computer lab.
E.
The university has publicly stated that one of the educational goals of the university is to help all students gain competency with the Internet.
【简答题】To Chiaki Mukai, her next dream may be ______.
【单选题】The writer' s experiment shows that downshifting ______.
A.
enables her to realize her dream
B.
helps her mold a new philosophy of life
C.
prompts her to abandon her high social status
D.
leads her to accept the doctrine of She magazine
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