One of our rules is that every student wear school uniform while at school.A. shallB. mig

问题补充：

One of our rules is that every student wear school uniform while at school.

A. shall

B. might

C. will

D. could

答案：

(答案→)A. shall

B. might

C. will

D. could

解析：考查情态动词shall的用法：shall用于第二人称第三人称，可以表示警告，命令，允诺，规定，此处表示规定应尽的责任和义务。句意：我们的规定之一是学生在学校的时候必须要穿校服。选D。