问题
单项选择题
尿含铁血黄素产生于()
A．肾小管上皮细胞
B．肾小球血管内皮细胞
C．肾集合管细胞
D．肾盂移行上皮细胞
E．膀胱上皮细胞
答案
参考答案：A
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尿含铁血黄素产生于()
A．肾小管上皮细胞
B．肾小球血管内皮细胞
C．肾集合管细胞
D．肾盂移行上皮细胞
E．膀胱上皮细胞
参考答案：A
Nick was not the kind of boy I had expected to spend my summer with.I was hoping to have a ____ summer before my busy senior year，but my mother asked me to do her a ____.One of her colleagues needed a fulltime ___.“You planned to volunteer at the local hospital，why not volunteer to ____ Nick instead？”Then she told me that this sixyearold boy was not a ____ child. Nick was a lovely little boy who suffered from many disorders.Normal daycare centres would not ____ him.As a baby，he had serious ear infections which left him with equilibrium (平衡) problems.He couldn't ___ or run properly.I was hesitating (犹豫) ____ I was to take the job when my mother ____，“Don't you want to be a nurse in the future？I doubt if you even have the ____.” Then I told her I was ____ for the job. The day started at 7：00 am.Nick was my wakeup call！With so much energy and very little ____，he was quite a mix. In the park，when he saw all the other children play on the jungle gym and swings (秋千)，the boy's face ____ up—how he wished he belonged to the group of his age！You would think it would be ____ to get a child to go down a slide (滑梯)．Believe me，it wasn't！It took time a lot of time.But with patience and support，Nick took one step up the slide each day.We worked together to face his ____ and gradually he got closer to taking the slide of his life. Halfway through the summer，he ____ it to the top of the slide.With my arms ____ him tightly，we flew down the slide！I waited for his reaction.After realizing that he was safe and sound，he gave me a big ____ and asked，“May I go down again，alone？”I had never been happier in my life when I saw this little child climb the ladder and enjoy what other children ____ for granted.This ____ child taught me that being a nurse means respect，kindness and patience.
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