why do you unhappy

why do you unhappy -----Sally,why do you look so unhappy? 一个英语语法问题 why do you look so unhappy? Why do all of you make me unhappy? Dada,why are you unhappy . Why are you unhappy today? 这里your怎么看?-- Why do you seem so unhappy?-- I dislike ____ me Why do you seem so unhappy?--------I dislike____me by my fir why do you look unhappy because mary asked me to buy the red 在线求指导：-Why are you unhappy I am so unhappy,do you know why i am unhappy?