You look happy,can you tell me why you are so（ ）.括号里写happy的哪

You look happy,can you tell me why you are so（ ）.括号里写happy的哪 you look___.can you tell me why you are so happy?I saw an __ Why are you so ____? You never look happy can you tell me why you not happy是什么意思 -Why do you look so happy? You look so happy. Why didn't he look happy?Could you tell me?(改为含有宾语从句的复合句) WHY ARE YOU HAPPY? tom why are you so happy? Why are you so happy these happy,so,you,today,look You look so happy.是什么意思