在程序中执行命令______将返回到操作系统提示符下。
A．RETURN
B．CANCEL
C．QUIT
D．EXIT
参考答案：C
I want to know ______ for the class yesterday morning. [ ]
A. why did you come late
B. why you came late
C. why do you come late
D. why have you come late
1928年主张幼稚师范学校“独立创办”的教育家是（）
A.蔡元培
B.陶行知
C.蒋梦麟
D.朱经农
