pH计中的电极是属于下述中的哪一种电极（） A.气敏电极 B.汞电极 C.离子交换电

In June 1985, two British mountaineers Joe Simpson and Simon Yates made the first-ever climb of the 21,000-foot snow-covered Siula Grande mountain in Peru. It was an exceptionally (26) job, but nothing compared to what was to (27) . Early in the process, Simpson (28) and broke his right knee. Yates could have (29) him but managed to find a way of (30) him down the mountains on a rope in a series of difficult drops. Then Simpson fell into a crevasse and Yates eventually had no (31) but to cut the (32) , completely convinced that his friend was now (33)

In his book on the (34) , Joe Simpson wrote:

(35) I looked at the distant moraines, I know that I must at least try I would probably (36) there among those rocks. If I died, well, that wasn’t so (37) , but I wouldn’t have (38) waited for it to happen. The (39) of dying no longer affected me as it had in the crevasse at first. I now had a chance to (40) it and struggle against it.

The survival of Yates himself was (41) . That Simpson somehow found a way of (42) out of the crevasse after 12 hours and then crawled and (43) himself six miles back to camp, (44) three days and might without food or drink, would be considered as a heroic fiction. But in fact it was so (45) .

42（）

A.running 

B.walking 

C.climbing 

D.escaping

2011年深圳大运会期间，深圳市政府改变过去包办大型志愿服务项目的做法，通过政府购买服务的方式让义工联、大浪爱心之家等社会组织直接参与提供大运会城市志愿服务站点——“U站”的运营与服务，政府部门也因此腾出了不少精力。这表明

①社会公众参与社会管理的途径不断拓宽 ②政府创新社会管理模式，推动职能转变 ③社会组织获得政府授权，履行部分国家职能 ④政府以经济建设为中心，选择弱化管理和服务职能

A．①②

B．①④

C．②③

D．③④

治疗中风中脏腑之痰火瘀闭证，应选用

A．天麻钩藤饮
B．半夏白术天麻汤
C．镇肝熄风汤
D．羚角钩藤汤
E．局方至宝丹

某厂曝气池中活性污泥浓度为MLSS＝3000mg/l，测得其SV=30，试求其SVI？

Due to a constantly (66) environment, a poor understanding of the user’s needs and preferences, as well as a (67) of willingness to modify. (68) organizational structures and decision models, the full economic potential of Web Information Systems (WIS) has not been realized by now. The data object types of the (69) meta model, the Extended World Wide Web Design Technique (eW3DT), provide hypertext designers (70) a conceptual, user-centric framework and graphical notation for the construction of both, (71) and customized models, during the software development (72) of commercial WIS. A reference model as a normative concept represents an abstraction of a (73) company, its functional units, or its Web Information System and is intended to streamline the design and implementation of complex applications at (74) costs. As precondition for pursuing a partial globalization strategy,eW3DT (75) between technical and content-specific responsibilities for designing, implementing, and maintaining WIS.

A．Existing

B．the

C．fact

D．Company