One of our rules is that every student(.)wear One of our rules is that every student(.)wear school uniform while at school. Amight.Bcould.Cshall.Dwill 为什么选C不选D shall和will不都是将要
One of our rules is that every student(.)wear school uniform while at school. Amight.Bcould.Cshall.Dwill 解析:shall除了表示“将来”,还表示”应该“ 中文:我们学校的规则之一是每个学生在校期间都要穿校服.