以下关于程序编码原则的陈述中，正确的是（）。
A.程序越短越好
B.减少或取消注释行
C.不限制goto语句使用
D.程序结构应有助于读者理解
参考答案：D
It is fashionable to drive a car, but to drive a car is not nearly as difficult as it is imagined on condition that you ______ the specialized rules.
A．give up
B．stick to
C．insist on
D．connect to
查看前台版本可以登陆到管理进程，输出（）命令。
