I am happy when you are sad这句语法对吗,用英语怎么说当你难过的时候我就感到开心

when you are happy .i am happy when you are unhappy With you when I am very happy that you have always accompanied me,I am very happy. you are happy,so I am happy, when i fell in love with you,i am very happy. when i am unhappy,she is c_____ and makes me happy.Please help me.Thank you! I am happy to help you.I am ( ) ( )help you. 英语翻译have you,i am very happy I am very happy to have you! Have you,I am very happy i am very happy with you I am happy to be with you I AM VERY HAPPY BEAUSE FOR YOU 请问:I am happy with you. I am tired,may you be happy you are here I am a happy i am happy to join you I am happy you found me here I am extremely happy having you .