患者女性，59岁，以“双膝关节、腰部疼痛7个月”来诊。疼痛于劳_爱下问搜题

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问题单项选择题

患者女性，59岁，以“双膝关节、腰部疼痛7个月”来诊。疼痛于劳累及久站后加重，休息后减轻。查体：双手可见Heberden结节，膝关节略肿胀，活动时可闻骨擦音，活动轻微受限。腰椎L₃～L₅棘突两侧压痛阳性。化验：ESR 10mm/1h，CRP 5mg/L，RF阴性，ANA阴性。

该患者诊断初步考虑（）。

A．骨关节炎

B．类风湿关节炎

C．强直性脊柱炎

D．腰椎间盘突出

E．痛风

答案

参考答案：A

问答题简答题

新疆昆仑卫星数字专用频道的参数设置是什么？

完形填空

One day my math teacher asked me to help him save back-up copies of his work in the computer. I then realized I was able to 36 the grades for all of his classes. I showed him how to copy files from one disk to another and he 37 me.
A few days later be asked me to help him again, because he   38 how to do it. when I began to show this to him, some students in my class   39 and began to talk among themselves   40 . Later that day, at lunch time, I was   41 by several of them.
“Hey, could you help us change our grades in math? We’ll 42 you…”
I could not believe what I was hearing．I could get paid for something very   43 ．" All right．I'll do it．" The next day my math teacher   44 me to help him out．When he was not paying attention, I began to change their grades from F's to A's．
I soon became very   45  among my friends．They began to treat me like a god with a magical 46 ．I began to change the grades of students．Word   47  quickly and I became very rich．
Everything was going fine   48  I was called into the headmaster's office．When I got there, my teacher was mad, and the headmaster had an angry   49  in his eyes． "I have known you for three years now．I don't want to 50  what your teacher said, but I'm afraid that I must．He has too much  51  , " he said．" Do you have anything to say   52  yourself?" he asked．
"No．" I said finally．I did not realize how serious my actions had been．I had violated the     53 of my teacher, and the headmaster．And there was no way   54 ．I was forced to leave my school．
That was a good   55 for me．

A．disappointedly

D．appreciated

C．interesting