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问题 单项选择题

预防肾病综合征肾静脉血栓形成使用( )。

A．巯甲丙脯酸(开搏通)
B．环磷酰胺
C．低分子肝素
D．甲泼尼龙(甲基强的松龙)
E．呋塞米(速尿)

答案

参考答案：C

解析： 肾病综合征血栓形成是肾病不缓解的重要原因，也是肾病肾损伤的重要因素，故应强调抗凝溶栓治疗，常用药物有：肝素、低分子肝素、潘生丁、尿激酶、川芎嗪、保肾康等。

单项选择题

下列情形中，顾客满意程度最高的是()。

A.顾客所感知到的效用低于期望值 

B.顾客所感知到的效用高于期望值 

C.顾客所感知到的效用等于期望值 

D.顾客所感知到的效用较低
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单项选择题

The United States is well-known for its network of major highways designed to help a driver get from one place to another in the shortest possible time. (51) these wide modern roads are generally smooth and well maintained, with (52) sharp curves and many straight sections, a direct route is not always the most (53) one. Large highways often pass by scenic areas and interesting small towns. Furthermore, these highways generally (54) large urban centers which means that they become crowded with heavy traffic during rush hours, (55) the "fast, direct" way becomes a very slow route.

However, there is almost always another route to take (56) you are not in a hurry. Not far from the (57) new "super highways", there are often older, less heavily traveled roads which go through the countryside. (58) of these are good two-lane roads; others are uneven roads curling through the country. These secondary routes may go up steep slopes, along high cliffs, or down frightening hillsides to towns (59) in deep valleys. Through these less direct routes, longer and slower, they generally go to place where the air is clean and the scenery is beautiful, and the driver may have a (60) to get a fresh, clean view of the world.

52().

A. little

B. few

C. much

D. many
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