Students have their lunch at 11:30 at school.(改为否定句)最好今天能完成!
问题描述：
Students have their lunch at 11:30 at school.(改为否定句)
最好今天能完成!
答
students don't have ..........
答
Students don't have their lunch at 11:30 at school
答
首先分析句子成分。主语Students，谓语have，后面整个句子是宾语成分。所以只要否定谓语部分即 Students do not have their lunch at 11：30 at school.
答
Students don't have their lunch at 11:30 at school.
答
否定句
Students don't have their lunch at 11:30 at school.