保证LF炉去硫效果的条件有哪些？

— I hear a traffic accident happened yesterday. Was it terrible? 　

— Yes. A car fell over and all the people in it were badly hurt. But luckily,           of them were killed. [ ]

A. neither　　　

B. none　

C. every　　

D. both

有关我国海洋资源的叙述，正确的是[ ]

A．我国的黄海素有“天然鱼仓”之称

B．人们把海洋捕捞业形象地叫做“海洋农牧业”

C．我国的海盐产量在世界上不占重要地位

D．要保证海洋生物资源的永续利用，应该做到捕养结合

WebSQL is a SQL-like （1） language for extracting information from the web. Its capabilities for performing navigation of web （2） make it a useful tool for automating several web-related tasks that require the systematic processing of either all the links in a（3） , all the pages that can be reached from a given URL through （4） that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common （5） Interface.

（3）处填（）。

A．hypertext

B．page

C．protocol

D．operation

根据我国银行监管机构规定，信用卡未经持卡人申请并开通超授信额度用卡服务，不得以任何形式扣收（）。

A.年费

B.利息

C.滞纳金

D.超限费

大肠癌术后错误的护理是

A．术后定时测血压、脉搏，禁饮食
B．行胃肠减压的病人，术后第3天如无腹胀肛门排气即可拔除胃管
C．术后7～10天内应尽量清洁灌肠，促进吻合口愈合
D．直肠癌根治术后会阴部切口多做一期缝合，并安置引流管做负压吸引
E．导尿管应留置1～2周，以防伤口感染