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问题 单项选择题

男性，40岁，脾脏肿大，回声轻度减低，实质内探及多个圆形低回声及无回声结节，边界清楚。可提示诊断为（）

A.脾恶性淋巴瘤

B.脾结核

C.脾梗死

D.脾血管瘤

E.脾转移癌

答案

参考答案：A

完形填空

阅读下面短文，根据以下提示：1）汉语提示；2）首字母提示；3）语境提示，在每个空格内填入一个适当的英语单词，所填单词要求意义准确，拼写正确，并将该词完整地写在下面相对应的横线上。

Recently, we’ve made a survey about how Senior 3 students in our school behave in English class during their general revision. (76)     makes us surprised is that only half of them listen carefully, (77)    （尽管）the college entrance examination is just (78)a      the corner. To our greater surprise, 20% of them play with their cellphones ,with which they read novels, play games, listen to music or(79)        (聊天) through messages. Besides，nearly 10% of the students eat snacks with great enjoyment while listening to their English teachers. (80)      still ,about 45 students should have slept in class, (81)r         the classroom as their cozy bedrooms.

In my opinion, (82)w     plays ,eats or sleeps in class should be critized severely, for such behaviors show no respect to their teachers and do much(83)  to their own study. In order to be (84)      (录取)into ideal universities ,they should break those bad habits in class and attend class as attentively as(85)p     .
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单项选择题

男，26岁，左腰腿痛1个月加重5天，直腿抬高试验及加强试验阳性，左躖趾背伸肌力减弱，X线平片示腰椎屈度变直，轻度退行性改变，经进一步检查诊断腰椎间盘突出症。该患者最好的治疗方案是

A．绝对卧床休息半月并用镇痛药物
B．立即牵引治疗
C．手术治疗
D．理疗
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