如果市场不是有效的，基金管理人会( )。A．买入价值低估的股票，卖出价值高估的股票

When I was growing up, I was embarrassed to be seen with my father. He (1) severely crippled and very short, and when we would walk together, his hand on my arm (2) balance, people would stare. I would inwardly be afraid (3) squirm at the unwanted attention. If he ever noticed or was bothered, he never let (4) .
It was difficult to coordinate (5) steps - his halting, mine impatient - and because of that, we didn’t say much as we went along. But as we started out, he always said, "You (6) the pace. I will try to adjust to you. "
Our usual walk was to or (7) the subway, which was how he got to (8) . He went to work sick, and (9) nasty weather. He almost never missed a day, and would (10) it to the office even if (11) could not: a matter of pride!
He never talked about himself as an object of pity, (12) did he show any envy of the more fortunate or able. What he looked for in others was a "good heart", and if he found one, the owner was good enough for him.
Now that I am older, I believe that is a proper standard (13) which to judge people, even though I still don’t know precisely (14) a "good heart" is. But I know the times I don’t have one myself.
He has (15) gone many years now, but I think (16) him often. I wonder if he sensed my reluctance to be seen with him during our (17) . If he did, I am (18) I never told him how sorry I was, how unworthy I was, how I regretted it. I think of him when I complain about trifles, when I am (19) of another’s good fortune, when I don’t have a "good heart".
At such times I put my hand on his arm to regain my (20) , and say, "You set the pace, I will try to adjust to you.\

女性，40岁。入院2周前曾发热，流清水鼻涕，在本院门诊拟诊“呼吸道感染”。昨天患者感四肢末端发麻、乏力。入院体检：神清，双侧额纹减少，双侧眼裂闭合欠佳，双侧鼻唇沟浅，露齿困难。双上肢肌力Ⅲ度，双下肢肌力Ⅳ度，肌张力低下，双侧肱二头肌反射（+），膝反射（-），肘、膝关节远端肢体痛觉减退。

该病人于发病第3周最具特征性的实验室检查是（）

A.血清钾显著低于正常

B.血白细胞计数及分类异常

C.血清中检测出特异性病毒抗体

D.脑脊液蛋白-细胞分离现象

E.脑脊液大量细胞出现

某糖尿病患者急诊入院，呕吐2天，有困倦，呼吸深、快，有特殊气味。

在确定诊断的实验室检查中，哪项不需要（）

A.血糖浓度

B.尿酮体定性检测

C.血气和电解质

D.口服葡萄糖耐量试验

E.尿素

汽包的支承支座应设计成固定支座，以保证运行稳定性。

男性，25岁，因活动后胸痛就诊，超声心动图显示室间隔流出道部分向左心室突出、二尖瓣前叶在收缩期前移，左室顺应性降低。最有效的治疗药物是（）

A.硝酸甘油

B.血管紧张素转换酶抑制剂

C.洋地黄

D.吗啡

E.β受体阻滞剂