问题补充:
According to the school rules, no student go out of the school after eleven o’clock at night without the teacher’s permission.
A. will
B. must
C. may
D. shall
答案:
A. will
B. must
C. may
(答案→)D. shall
解析:shall用在条约,规章,法令等文件中表示义务或规定,一般用於第三人称,根据上文,故选D.