问题
单项选择题
无菌室空气
A．滤过除菌
B．热压灭菌法
C．紫外线灭菌法
D．干热灭菌法
E．流通蒸汽灭菌法
下述情况可选用的灭菌方法是
答案
参考答案：C
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无菌室空气
A．滤过除菌
B．热压灭菌法
C．紫外线灭菌法
D．干热灭菌法
E．流通蒸汽灭菌法
下述情况可选用的灭菌方法是
参考答案：C
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| It was the district sports meet. My foot still hadn't healed (痊愈) from a(n) 1 injury. I had 2 whether or not I should attend the meet. But there I was, 3 for the 3,000-meter run. " Ready … set …" The gun popped and we were off. The other girls rushed 4 me. I felt 5 as I fell farther and farther behind. " Hooray!" shouted the crowd. It was the loudest 6 I had ever heard at a meet. The first-place runner was two laps (圈) ahead of me when she crossed the finish line. " Maybe I should 7 ," I thought as I moved on. 8 , I decided to keep going. During the last two laps, I ran 9 and decided not to 10 in track next year. It wouldn't be worth it, 11 my foot did heal. When I finished, I heard a cheer- 12 than the one I'd heard earlier. I turned around and 13 , the boys were preparing for their race." They must be cheering for the boys." I was leaving 14 several girls came up to me. " Wow, you've got courage!" one of them told me. " Courage? I just 15 a race!" I thought. " I would have given up on the first lap," said another girl." We were cheering for you. Did you hear us?" Suddenly I regained 16 . I decided to 17 track next year. I realized strength and courage aren't always 18 in medals and victories, but in the 19 we overcome (战胜). The strongest people are not always the people who win, 20 the people who don't give up when they lose. | ||||
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