问题
单项选择题 A1/A2型题
一次性使用血袋热原检查的质量标准是（）。
A.应无细菌
B.应无病毒
C.应无真菌
D.应无致热原
E.应无霉菌
答案
参考答案：D
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一次性使用血袋热原检查的质量标准是（）。
A.应无细菌
B.应无病毒
C.应无真菌
D.应无致热原
E.应无霉菌
参考答案：D
Mike always loves ships(轮船). When he was a child, he said, “I’m going to a naval soldier (海军士兵) when I grow up.” But his eyes were not very , so he could not join the navy(军队). Then he said, “I’m going to a ship and travel around the world.” But ships were very expensive, and Mike did not have enough . Last summer Mike found a swimming . He didn’t have to much for the lessons, so he began going to the school on weekends. Now he is a good swimmer. Last week a little boy said to him, “You’re a very good swimmer. do you learn to swim so well?” “I’m not good at all,” Mike said. “ I’m in the water, I say to myself, “There are fishes behind me!” Then I’m very afraid (害怕的), and I quickly.”
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