题目

My name is David Green. I am an English boy. My family are in Beijing. My father and mother work there. My father is an engineer( 工程师 ) and my mother is a teacher. I have a sister but no brothers. My sister and I are students of a middle school in Beijing. We love China. We have a nice house in Beijing. My family has a TV and a computer. My room is big. There is a bed, a desk and two chairs in it. My books are in my desk. I have a radio on my desk. There are some pictures on the wall. I like my room and I like these pictures very much, too.阅读短文，判断正（ T ），误（ F ） 如图，直线y1＝ax＋b与y2＝mx＋n(a、b、m、n均为常数，且a、m均不为0)，交于点A，根据图象回答：关于x的不等式ax＋b＞mx＋n的解集为________．