Coombs试验是诊断哪一类溶血性贫血最重要的试验（）

[单选题]（）belongs to emergency power supplying equipments.

[单选题]Shopping habits in the United States have changed greatly in the last quarter of the 20th century. （1） in the 1900s most American towns and cities had a Main Street. Main Street was always in the heart of a town. This street was （2） on both sides with many （3） businesses. Here, shoppers walked into stores to look at all sorts of merchandise: clothing, furniture, hardware, groceries. （4）,some shops offered （5） .These shops included drugstores, restaurants, shoe-repair stores, and barber or hairdressing shops. （6） in the 1950s, a change began to （7） .Too many automobiles had crowded into Main Street （8） too few parking places were （9） shoppers. Because the streets were crowded, merchants began to look with interest at the open spaces （10） the city limits. Open space is what their car-driving customers needed. And open space is what they got （11） the first shopping centre was built. Shopping centres, or rather malls, （12） as a collection of small new stores （13） crowded city centres. 14 by hundreds of free parking space, customers were drawn away from （14） areas to outlying malls. And the growing （16） of shopping centres led （17） to the building of bigger and betterstocked stores. （18） the late 1970s,many shopping malls had almost developed into small cities themselves. In addition to providing the （19） of one stop shopping, malls were transformed into landscaped parks, （20）benches, fountains, and outdoor entertainment. 请在8处填上正确答案（）

[问答题]简述怎样处理裱糊的墙纸透底有包。

[多选题]客运合同中旅客的义务包括（）。

[单选题]患者，男性，25岁，留取24h尿标本测尿肌酐，护士应在尿液中加入以下哪种防腐剂（）。

[单选题]通过调整义齿的就位道方向，可以增减固位作用。因为改变就位道可以（）。

[判断题]挂钩梯可以单独操作、使用，也可以与二节拉梯或三节拉梯联用。

[单选题]卫生行政执法行为实施后具有的约束与限制的效力是（　　）。

[单选题]现代管理会计形成于（）。

[单选题]脑血栓形成的最主要因素是（）