在Visual Basic中，要强制用户对所用的变量进行显式声明，这可以在哪里设置
A. “属性”对话框
B. “程序代码”窗口
C. “选项”对话框
D. 对象浏览器
查看答案
寻常性银屑病组织病理改变主要是
A. 角化不全
B. 角化过度
C. 角化不良
D. 棘细胞变薄
E. 颗粒层增厚
The hotel ______ 60 dollars for a single room with bath.
A. claims
B. demands
C. prices
D. charges
对固定性药疹下列哪一项是不正确的
A. 是特定药物引起的药疹
B. 边界清楚的红斑
C. 停服致敏药物后可以痊愈
D. 经常发作可使病变数增加
E. 可有水疱发生
Which of the following statements is true
A. Black Americans played an important role in the wars in America.
B. None of the white fight pilots joined World War Ⅱ.
C. The portion of deaths of blacks is smaller than that of the whites.
D. Fewer black Americans serve in the army now.
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