题目

 It was the day of the poetry festival, and I was 61. (excite). At my old school, I had won the poetry ribbon every year. I do write good poetry. When Mrs. Baker called on me, I stood up. I didn’t even bother to look at my paper. I’d spent so much time 62. (perfect) the rhymes, and counting the 63. (beat), that I knew the poem by heart. I had just started the third poem when I noticed Mrs. Baker was glaring at me. “Linda, you 64. (suppose) to be reading an original work, a poem you made up yourself, not reciting something you learned.” I opened my mouth to explain, but no word下图所示的四种现象中，属于光的反射现象的是（ ）A．B．C．D．