单项选择题A patient tells his family that he would never want to be kept alive like a vegetable . The term vegetable should be understood by the doctor to mean
单项选择题编译阶段的主要任务是（ ）。 A. 键盘输入程序 B. 对程序进行语法检查 C. 生成计算机可以执行的程序 D. 运行程序，得出结果
