第7题: [填空题]新建一个工程,内有两个窗体,窗体Form1上有一个命令按钮Command1,单击该按钮, Form1窗体消失,显示Form2窗体,程序如下:
Private Sub Command1_Click( )
【 】
Form2 【 】
End Sub
试补充完整。
参考答案:Me.Hide或者Form1.Hide或者Unload Me 答案解析:解答此题首先要了解以下方法:
Show方法:将窗体加载到内存并显示。
Hide方法:将窗体加载到内存并隐藏。
Load语句:加载窗体到内存。
Unload语句:从内存卸载窗体,Unload M
第25题: [单项选择]We must get there ______ before he has a chance to break the news to her. A. by no means B. by all means C. at no means D. in all means 参考答案:B 答案解析:by all means意为“用一切办法,务必”。该句意为“我们必须想尽一切办法在他有机会把这个消息透露给她之前赶到那儿”。根据题意,选项B正确。
参考答案:When I got the letter my heart began to thump. One of my translations of German short stories had been accepted and published by a magazine,and I had got a money order for five dollm’s.My purse was actually getting very empty and this five dollars meant that I would be able to pay the rent that WaS due at the end of the month and have some money left to keep me alive for several days.The need I had for this five dollars was geater than anyone could imagine.
第31题: [多项选择]亚硝胺致癌作用有以下特点 A. 致癌性强 B. 对称的亚硝胺常引起食管癌 C. 不对称的亚硝胺常引起肝癌 D. 在胃内酸性环境合成 参考答案:A,D