问题
单项选择题 配伍题
1％毛果芸香碱滴眼液（）
A.α受体激动剂，主要通过抑制房水的生成起到降眼压作用
B.拟胆碱作用药物，降眼压机制是增加小梁途径的房水外流
C.β受体阻滞剂，通过减少房水的生成降低眼压
D.β受体激动药，可降低小梁网房水流出阻力，及增加葡萄膜巩膜途径房水外流
E.碳酸酐酶抑制剂，可减少房水的生成
答案
参考答案：B
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1％毛果芸香碱滴眼液（）
A.α受体激动剂，主要通过抑制房水的生成起到降眼压作用
B.拟胆碱作用药物，降眼压机制是增加小梁途径的房水外流
C.β受体阻滞剂，通过减少房水的生成降低眼压
D.β受体激动药，可降低小梁网房水流出阻力，及增加葡萄膜巩膜途径房水外流
E.碳酸酐酶抑制剂，可减少房水的生成
参考答案：B
There are many kinds of friends. Some are always 小题1: you, but don't understand you. Some say only a few words to you, but understand you. Many people will step in your life, but only 小题2: friends leave footprints (脚印). I shall always recall (回忆) the autumn and the girl with the 小题3: .She will always bring back B. Dr. Carrol escaped the death in the end the friendship between us. I know she will always be my best friend. It was the golden season. I could see the yellow leaves 小题4: on the cool 小题5: .In such a season, I liked walking alone in the leaves, 小题6: to the sound of them. Autumn is a 小题7: season and life is uninteresting. The free days always get me 小题8: .But one day, the sound of a violin 小题9: into my ears like a stream (小溪) flowing in the mountains. I was so surprised that I jumped to see what it was. A young girl, standing in the wind, was 小题10: in playing her violin. I had 小题11: seen her before. The music was so nice that I listened quietly. Lost in the music, I didn't know that I had been 小题12: there for so long but my existence (存在) did not seem to disturb her. Leaves were still falling. Every day she played the violin in the corner of the building 小题13:I went downstairs to watch her performance. I was the only listener. The autumn seemed no longer lonely and life became 小题14: . 小题15: we didn't know each other, I thought we were already good friends. I believe she also loved me. Autumn was nearly over. One day, when I was listening carefully, the sound suddenly 小题16: . To my astonishment (惊讶), the girl came over to me. “You must like violin.” she said. “Yes. And you play very well. Why did you stop?” I asked. Suddenly, a 小题17: expression appeared on her face and I could feel something unusual. “I came here to see my grandmother, but now I must leave. I once played very badly. It was your listening every day that 小题18: me.” she said. “In fact, it was your playing 小题19: gave me a meaningful autumn,” I answered, “Let's be friends.” The girl smiled, and so did I. I never heard her play again in my life. I no longer went downstairs to listen like before. Only thick leaves were left behind. But I will always remember the fine figure (身影) of the girl. She is like a 小题20: —so short, so bright, like a shooting star giving off so much light that it makes the autumn beautiful.
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