题目

It’s not easy to be an astronaut’s son．Everybody expects you to be special or perfect. I often wonder how my father ever had a son like me. I mean he’s so special and so good at everything he does. Even in middle school he was monitor and captain of the football team. Well, to be honest, I often dream about being some kind of hero or doing something special—like saving a child from a burning building One morning my teacher said there would be a Father’s Day writing competition for the whole school．“I hope we have a winner right here in my class.” When I got home，I s如图所示的四种现象中，由于光的反射形成的是（　　）