问题
单项选择题
急性化脓性骨髓炎持续剧烈疼痛是由于（）。
A.骨腔内压力降低
B.骨髓炎充血
C.骨腔内压力增高
D.病人对疼痛敏感
E.骨膜上神经丰富
答案
参考答案：C
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急性化脓性骨髓炎持续剧烈疼痛是由于（）。
A.骨腔内压力降低
B.骨髓炎充血
C.骨腔内压力增高
D.病人对疼痛敏感
E.骨膜上神经丰富
参考答案：C
Mr. Black loved his daughter Helen very much. Every day he spent all of his free time 36 with her. One night, when he 37 his house, Helen came running to him and was ready to play. But he had a lot of work to do, 38 couldn’t play with his daughter. In order to keep her 39 , he found a map of the world in a magazine and cut it into pieces. Mr. Black said he had 40 time to play right now. He told the girl to put the pieces of paper back together to make up a map of the world, and then they could both play. About half an hour later, Helen came to her father and said, “Okay, it’s finished. Can we play now?” Mr. Black was surprised, he said, “That’s 41 . Let’s go and see.” And sure enough, there was the picture of the world; all put together, every 42 in its place. Mr. Black said, “That’s surprising! 43 did you do that?” Helen said, “It was 44 . On the back of the paper was a picture of a 45 .When I put the man together, the whole world fell into place.”
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