Whoes is the dress?语法有错误吗?

Whoes is the dress?语法有错误吗? whoes is this 和whoes is the两者有区别吗 whoes is this 意思 Whoes jacket is this? Whoes watch is that man is the richest whoes pleasures are the cheapest.翻译成中文 That man is the richest whoes pleasures are the cheapest.翻译成中文 how mach is the dress How nice is the dress the dress is even ----- （expensive) ( )man is your father?The one ( )black.A whoes;with B whose ;in C which ;in Whoes is it?It is Mary.改错 Are this shirt Tim is?the names are my friend is. The dress costs too muchThe dress is ____ ___. whoes hat is this?为什么要加whoes和变否定句whoes hat is this?为什么要加whoes以下变否定句：we do our homework in the classroom.that girl does her homework in school.these are shorts. Whoes ruler is this.（改错） Whoes bag is it?的中文? Whoes shirt is it?的中文? Whoes ship is this 的同义句