英语翻译:时间是在6:30同学们吃了晚饭后在教室集合 各位友友救救急

陈述句：Classmats all come bake to the classroom after their dinner, at half past six.
祈使句：Could every student come bake to classroom after your dinner, at six thirty, please?

All students please assemble at the classroom at six thirty, after you finish eating dinner.

Time is in 30 students in the classroom after eating dinner

All classmates pls. gather at classroom after dinner at 6'30.