问题
单项选择题
以下哪些菌可在血琼脂平板上呈现迁徙性生长（）
A.黏质沙雷菌
B.肺炎克雷伯杆菌
C.奇异变形杆菌
D.大肠埃希菌
E.福氏志贺菌
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
以下哪些菌可在血琼脂平板上呈现迁徙性生长（）
A.黏质沙雷菌
B.肺炎克雷伯杆菌
C.奇异变形杆菌
D.大肠埃希菌
E.福氏志贺菌
参考答案：C
It was the golden season. I could see the yellow leaves falling with the cool wind. For others, it is a/an season, while for me, it is an annoying season. Tired from preparing for Postgraduate Entrance Examination, I decided to have a along the Yanjiang Road in my university. “Autumn is a lonely season and life is . The days in this season always get me down ”, I was in deep thought when the sound of a guitar into my ears, like a stream flowing from the mountains. I was so surprised that I ran to see what it was. A young girl, sitting on the lawn, was in playing her guitar. The music was so attractive that I listened quietly. Lost in the music, I did not realize that I had been standing for so long. But my _ __ did not seem to disturb her. Leaves were still falling. Every day when I passed by the lawn, I would see her playing her guitar. During the rest of the days in the season, life became interesting and I could __ the courses carefully. Though we did not know each other, I thought we were always good friends. Autumn was nearly over. One day, when I was listening __, the sound suddenly stopped. To my astonishment, the girl came to me. “You must like the music,” she said. “Yes, you play very well. Why did you stop?” I asked. Suddenly, a ___ expression appeared on her face and I could feel something unusual. “I came here just to have a rest because I failed in the college entrance examination. I felt very disappointed. And it was your listening every day __ encouraged me,” she said, “and I have to go tomorrow.” “____, it was your playing that gave me a meaningful autumn and helped me believe that I have the ability to pass the Postgraduate Entrance Examination.” I answered, “I think it was God who gave us the chance to know each other and we should be good friends She smiled and I smiled. Since then, I have never seen her again. I no longer passed by that ___. Only thick leaves were _ behind. But I will always remember the ___ of the girl. It was her appearance that helped me passed the Postgraduate Entrance Examination. We may encounter many people in our lives. Some are like a shooting star, but so much light that they guide you in the correct _ ; some are like _ in you, they are always with you, but do not understand you. Just as a famous saying, many people in your life, but only true friends leave footprints. I shall always ____ the autumn, the girl and the sound of her guitar. I know she will always be my best friend.
|