《电石行业准入条件》中规定：新建电石生产装置单台炉容量( )kV·A。 A．不小于

开放业务平台的核心思想是通过（）的方式将承载网络的能力开放给第三方，运营商只需负责承载网络的建设和维护，Application Server由第三方独立软件供应商提供，由于API已经将网络的能力进行了抽象，对于Application Server的提供者，只需了解API的内容即可，无需了解底层网络实体复杂协议（CAP、INAP等）的细节，降低了门槛，使他们能够将更多的精力放在用户需求和业务流程的实现上。

四十三点零七写作[ ]

A.4.307    

B.43.7    

C.430.7    

D.43.07

( )是指商业银行为个人客户提供的财务分析、财务规划、投资顾问、资产管理专业化服务活动。

A．个人理财服务
B．投资规划
C．综合理财服务
D．私人银行业务

观察使用洋地黄类药物的患者，哪种情况可继续用药

A．恶心、呕吐

B．视力模糊

C．心率70次／min

D．室性早搏呈二联律

E．原心房颤动转为规则心律

Like all the huge metropolises of the world, there are lots of diversions both outdoors and indoors in Chicago. The Art Institute of Chicago has one of the world’s (1) art collections, including more French Impressionist paintings than even in the Paris Louvre itself. The Field Museum of Natural History and the Museum of Science and Industry are also great historical and cultural treasure houses to (2) as well as entertain children and adults (3) In the Field Museum one comes (4) a surprisingly big collection of Chinese exhibits from the ancient (5) to the early century. The Sears Tower and the Buckingham Fountain are the pride of the Chicagoans; (6) having 110 storeys is said to be the highest tower in the world and the (7) is the largest fountain in the United States. Lake Michigan is for yachting in summer time, (8) the highlights of Chicago life all the year round are concerts, operas and plays (9) by the city’s orchestra, opera houses and theatres. In summer, especially around the Independence Day, July 4th, many festivals and fairs are given outdoors, which, (10) crowds and crowds of people, with their parades, fireworks, (11) concerts, water-skiing and good foods.

But with all its attractions and beautiful spots Chicago is also a city (12) for crimes. All the dwelling houses are (13) with three doors and visitors have to speak through microphone (14) in the wall to the residents before they can get admitted. In the streets there are white-color telephones. When one finds oneself (15) , he needs only to knock the receiver (16) the hook and the next instant the police will (17) . If one does not drive a car, it may well be dangerous for him or her to go out alone in the evening. At first I did not take this warning seriously. (18) , my two encounters with the Black people (19) dusk in the neighborhood were so unpleasant and frightening that I have (20) shut myself evenings in my room, in almost all studying, imposing a curfew on myself.

20（）

A.since

B.then

C.after

D.until