问题
单项选择题
下列化脓性关节炎的X线表现中,哪项出现早而又具有特征性()
A.关节脓肿
B.关节脱位
C.关节腔狭窄
D.关节持重面骨质破坏
E.关节骨性强直
答案
参考答案:D
下列化脓性关节炎的X线表现中,哪项出现早而又具有特征性()
A.关节脓肿
B.关节脱位
C.关节腔狭窄
D.关节持重面骨质破坏
E.关节骨性强直
参考答案:D
完形填空。 | |||
A cold is a common (普通的) illness. It often starts with a sore __1__. You sneeze (打喷嚏) and your nose runs. You usually __2__ a headache, too. It's not a serious illness, but you can feel very __3__. What should you do when you have a cold? You should have a good __4__. It is good to drink a lot of water, too. You can __5__ and take some medicine. Maybe you can try some Chinese medicine. Chinese medicine is now very __6__all over the world. What should we do to keep from catching a cold (预防感冒)? One important rule is to __7__ often. Running, swimming or even walking can help a lot. Try to do it for 30 minutes a day, three or four times a __8__. Then go to bed before you are tired. Going to bed at the same time and getting up at the same time are also important. Studies show that the cold or flu virus (流感病毒) can live on our hands for long. So you should wash your __9__ often with soap. Finally, it's important to have a healthy lifestyle, and it's important to eat a balanced diet. If you can do those, you will __10__catch a cold again. | |||
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