题目

                                 My father is tall and has short, gray hair. He wears glasses with heavy, black frames. But I just saw a picture of him from 1968. What a surprise! In the picture, he’s 15 years old. He’s short and he has glasses with small, round frames. He has long, yellow hair and it’s really straight. He’s wearing blue jeans and a T-shirt with the word “Love”. I’m 15 years old now. I’m average height and I have short hair. My hair isn’t yellow, it’s blue. My dad thinks it’s strange, but my friends think it’s grea已知a、b是有理数，满足a＜0＜b，a＋b＞0，则把a、－a、b、－b按照从小到大的顺序排列，正确的是（ ）A. －b＜－a＜a＜b B. －b＜a＜－a＜b C. －a＜－b＜a＜b D. a＜－b＜b＜－a