南京理工大学现已建成一所以（）为主、多学科协调发展的高等学府。
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You create a server control that inherits from WebControl. You need to enable the server control to emit markup for a new kind of mobile device. You must not alter the code in the server controls. Which two actions should you perform?（）
A. Create a class that inherits HtmlTextWriter and that can emit the new markup.
B. Create a class that inherits StreamWriter and that can emit the new markup.
C. Reference the class in the element of the new device's browser definition file.
D. Reference the class in the element of the new device's browser definition file.
A negative metacentric height（）.
A. will always cause a vessel to capsize
B. should always be immediately corrected
C. always results from off-center weights
D. All of the above are correct
管理层次可分为三个层次（）。
A. 领导层
B. 决策层
C. 中间层
D. 协调层
E. 操作层
F. 执行层
目前常用于基因表达的宿主细胞包括（）。
A. Coli
B. 哺乳动物细胞
C. 昆虫细胞
D. 酵母细胞
E. 以上都对
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