题目

Mr. Smith is my new friend. He  16  from Paris, France. He is a French   17  of a middle school. His students all like   18  very much. He can speak some Chinese,  19   not much. He wants to learn more, so he goes to  20  classes every week. He likes living and working   21 China very much. He   22  the Chinese people are very friendly(友好的). He has two   23   , Maria and Tom. They are students, but they go to different(不同的)  24  . They have some pen pals and they often write   25   the pen pals. They also have many Chinese friends at school and t观看足球比赛时，坐在不同方向看台上的众多球迷都能看到飞向球门的足球，这是因为（　　）A．足球是个发光体B．眼睛发出的光射到足球上C．足球对光产生了镜面反射D．足球对光产生了漫反射